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18 tháng 4 2017

Nội dung

a) Dấu hiệu : Số ngày nghỉ của mỗi học sinh.

b) Bảng tần số :

Gía trị(x)

0

1

2

3

4

5

Tần số(n)

10

9

9

6

3

3

+NX: ( 3 ý)

c) Số trung bình cộng của dấu hiệu là:

18 tháng 4 2017

nhận xét thôi mk dag can gap nhe

28 tháng 2 2020

1.C

2.B

3.A

4.C

5.C

21 tháng 11 2017

Question I: Choose the word whose underlined part is pronounced differently from the rest in the same line. (2 pts)

1.

A. globe

B. bowl

C. closet

D. stove

2.

A. plays

B. plates

C. receives

D. returns

3.

A. honest

B. home

C. here

D. house

Question II: Find the word with the stress pattern different from that of the other three words in each question. (3 pts)

4.

A. awful

B. enjoy

C. lovely

D. beauty

5.

A. visit

B. country

C. friendly

D. around

20 tháng 3 2020

a) Dấu hiệu ở đây là : điểm kiểm tra Toán học kỳ I của 30 hs lớp 7A

b) -Ta có bảng "tần số" sau:

Giá trị (x) 2 4 5 6 7 8 9
Tần số (n) 2 5 6 6 6 3 2

N=30

- Nhận xét :

+ Điểm thấp nhất là 2 điểm

+ Điểm cao nhất là 9 điểm

+ Lớp này có 7 bn dưới 5 điểm

+Có 23 bn đc 5 điểm trở lên

c) \(\overline{X}=\frac{2.2+4.5+5.6+6.6+7.6+8.3+9.2}{30}=5,8\)

Mốt của dấu hiệu là: Mo= 5 ; 6 ; 7

30 tháng 12 2016

1, A-laid

B-said

C-paid

D-plain

2, A-passage

B-teenage

C-cottage

D-village

3, A-ploughed

B-weighed

C-coughed

D-borrowed

4, A-cable

B-station

C-answer

D-latest

5, A-moderate

B-chopstick

C-pork

D-possible

17 tháng 1 2017


1, A-laid B-said C-paid D-plain

2, A-passage B-teenage C-cottage D-village

3, A-ploughed B-weighed C-coughed D-borrowed

4, A-cable B-station C-answer D-latest

5, A-moderate B-chopstick C-pork D-possible

24 tháng 11 2017

Cause

Effect

1. Shortage of food

Malnutrition, crime

2. floods

Loss of crops, homelessness, disease

3. no job

Poverty, crime

4. poor healthcare

Disease, high death rate

5. child labour

Little schooling, high death rate

12 tháng 8 2020

I. Pick out the word whose underlined part is pronounced differently from the others.

1.

A. study

B. conjunction

C. century

D. button

2.

A. fragile

B. fragrant

C. locate

D. tasty

3.

A. heritage

B. organization

C. vegetarian

D. village

4.

A. surround

B. surfing

C. support

D. volunteer

5.

A. passed

B. missed

C. kissed

D. closed

PART II - Choose the word A, B, C or D whose underlined part is pronounced differently from the others.(0,5p) 1. A. rubbish B. uniform C. umbrella D. thumb 2. A. appear B. weather C. bread D. headache 3. A. project B. belong C. woman D. concert 4. A....
Đọc tiếp

PART II - Choose the word A, B, C or D whose underlined part is pronounced differently from the others.(0,5p)

1. A. rubbish

B. uniform

C. umbrella

D. thumb

2. A. appear

B. weather

C. bread

D. headache

3. A. project

B. belong

C. woman

D. concert

4. A. think

B. though

C. mother

D. these

5. A. eraser

B. baseball

C. suitcase

D. waterfall

Your answers:

1.

2.

3.

4.

5.

PART III- Choose the best answers to completes each sentence. (2p)

1. Hoa__________________ coins and stamps since she was six.

A. was collecting

B. has collected

C. collected

D. will collect

2. His brother is a _________________ boy. He always tells a joke.

A. handsome

B. humorous

C. sociable

D. energetic

3. Do you mind if I __________________ your car to work?

A. drive

B. driving

C. to drive

D. drove

4. They are ____________ that their son won the championship.

A. delighted

B. pleasing

C. sad

D. interesting

5. My sister regretting ___________ Mai’s glasses yesterday.

A. to break

B. broken

C. breaking

D. break

6. Hoa dances more _______________ than her classmates.

A. beauty

B. beautiful

C. beautifully

D. beautify

7. They will hold a meeting in the large room ____________ the morning of next Sunday.

A. in

B. on

C. at

D. of

8. Minh loves playing chess _____________ his sister enjoys skipping in their free time.

A. when

B. because

C. while

D. during

9. One hundred dollars ______________an big amount of money for her.

A. is

B. are

C. were

D. is being

10. Don’t overheat the victim _____________ blankets or coats.

A. on

B. for

C. with

D. from

11. We are going to __________ a small plane to Ha Long Bay this weekend.

A. drive

B. ride

C. take

D. give

12. They as well as Mai ___________________ in the field at this time last Sunday.

A. was working

B. were working

C. has worked

D. have worked

13. Thanks _______ Alexander Graham Bell’s invention, I can communicate with each other easily.

A. for

B. from

C. on

D.to

14. We must _________ the environment from the pollution every day.

A. save

B. protest

C. protect

D. waste

15. In our opinion, there are a lot of differences _________ two twins.

A. from

B. without

C. with

D. between

16. If you _______________ your work, let’s play volleyball with them in the garden.

A. finish

B. are finishing

C. have finished

D. will finish

17. Have a picnic with ______________ in the mountain tomorrow.

A. Hanh and I

B. Hanh and me

C. I and Hanh

D. me and Hanh

18. Study is no _____________ restricted to just one location.

A. longer

B. long

C. longest

D. the longest

19. My son was hit _______________ a stick while he was working in the field.

A. by

B. with

C. without

D. out

20. Nam and Manh have played badminton for two hours, but__________ of them are tired.

A. none

B. both

C. neither

D. all

Your answers:

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

11.

12.

13.

14.

15.

16.

17.

18.

19.

20

PART IV - Put the correct form of the words:(1p)

1. Joanne wants to become a __________ in the future. (science)

2. Many rural areas in Viet Nam have been __________ in the last few years. (urban)

3. The book was so ________ that we didn’t want to read it. (interest)

4. There are a lot of _______________ in the competition. (contest)

5. Linda’s __________ made the party less exciting. (absent)

6. He didn’t win the championship, so he felt very _____________ . (hope)

7. Because of his _________, they failed the exam. (lazy)

8. Vinamilkcompany has served customers a lot of _____________ recently. (produce)

9. Tet holiday is one of the most important __________ for Vietnamese people. (celebrate)

10. Laura loves all of Vietnamese dishes, _______________ Nem. (special)

Your answers:

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

PART V - Find and correct a mistake in each sentence:(2p)

1. The boy was enough intelligent to solve that problem.

2. The girl helped me with the needlework yesterday is my classmate.

3. They asked their friends not play soccer in the road.

4. Hanh is the same weigh as my sister.

5. It is careless for you to leave your book on the train.

6. My brother used to going to the movies with our father.

7. Hoa asked me if I could have a picnic with her in the country or not.

8. Most of monkeys both in the forest and in the zoo are interesting in bananas.

9. It takes Nam thirty minutes going to school on foot everyday.

10. Not only Ha but also her friends was present in my fifteenth birthday party.

Your answers:

1.

6.

2.

7.

3.

8.

4.

9.

5.

10.

2
20 tháng 1 2018

PART II - Choose the word A, B, C or D whose underlined part is pronounced differently from the others.(0,5p)

1. A. rubbish

B. uniform

C. umbrella

D. thumb

2. A. appear

B. weather

C. bread

D. headache

3. A. project

B. belong

C. woman

D. concert

4. A. think

B. though

C. mother

D. these

5. A. eraser

B. baseball

C. suitcase

D. waterfall


PART III- Choose the best answers to completes each sentence. (2p)

1. Hoa__________________ coins and stamps since she was six.

A. was collecting

B. has collected

C. collected

D. will collect

2. His brother is a _________________ boy. He always tells a joke.

A. handsome

B. humorous

C. sociable

D. energetic

3. Do you mind if I __________________ your car to work?

A. drive

B. driving

C. to drive

D. drove

4. They are ____________ that their son won the championship.

A. delighted

B. pleasing

C. sad

D. interesting

5. My sister regretting ___________ Mai’s glasses yesterday.

A. to break

B. broken

C. breaking

D. break

6. Hoa dances more _______________ than her classmates.

A. beauty

B. beautiful

C. beautifully

D. beautify

7. They will hold a meeting in the large room ____________ the morning of next Sunday.

A. in

B. on

C. at

D. of

8. Minh loves playing chess _____________ his sister enjoys skipping in their free time.

A. when

B. because

C. while

D. during

9. One hundred dollars ______________an big amount of money for her.

A. is

B. are

C. were

D. is being

10. Don’t overheat the victim _____________ blankets or coats.

A. on

B. for

C. with

D. from

11. We are going to __________ a small plane to Ha Long Bay this weekend.

A. drive

B. ride

C. take

D. give

12. They as well as Mai ___________________ in the field at this time last Sunday.

A. was working

B. were working

C. has worked

D. have worked

13. Thanks _______ Alexander Graham Bell’s invention, I can communicate with each other easily.

A. for

B. from

C. on

D.to

14. We must _________ the environment from the pollution every day.

A. save

B. protest

C. protect

D. waste

15. In our opinion, there are a lot of differences _________ two twins.

A. from

B. without

C. with

D. between

16. If you _______________ your work, let’s play volleyball with them in the garden.

A. finish

B. are finishing

C. have finished

D. will finish

17. Have a picnic with ______________ in the mountain tomorrow.

A. Hanh and I

B. Hanh and me

C. I and Hanh

D. me and Hanh

18. Study is no _____________ restricted to just one location.

A. longer

B. long

C. longest

D. the longest

19. My son was hit _______________ a stick while he was working in the field.

A. by

B. with

C. without

D. out

20. Nam and Manh have played badminton for two hours, but__________ of them are tired.

A. none

B. both

C. neither

D. all

PART IV - Put the correct form of the words:(1p)

1. Joanne wants to become a scientist in the future. (science)

2. Many rural areas in Viet Nam have been urbanized in the last few years. (urban)

3. The book was so uninteresting that we didn’t want to read it. (interest)

4. There are a lot of contestants in the competition. (contest)

5. Linda’s absence made the party less exciting. (absent)

6. He didn’t win the championship, so he felt very hopeless . (hope)

7. Because of his laziness , they failed the exam. (lazy)

8. Vinamilkcompany has served customers a lot of products recently. (produce)

9. Tet holiday is one of the most important celebration for Vietnamese people. (celebrate)

10. Laura loves all of Vietnamese dishes, especially Nem. (special)


PART V - Find and correct a mistake in each sentence:(2p)

1. The boy was enough intelligent -> intelligent enough to solve that problem.

2. The girl helped -> helping me with the needlework yesterday is my classmate.

3. They asked their friends not play -> to play soccer in the road.

4. Hanh is the same weigh -> weight as my sister.

5. It is careless for -> of you to leave your book on the train.

6. My brother used to going -> go to the movies with our father.

7. Hoa asked me if -> whether I could have a picnic with her in the country or not.

8. Most of monkeys both in the forest and in the zoo are interesting -> interested in bananas.

9. It takes Nam thirty minutes going -> to go to school on foot everyday.

10. Not only Ha but also her friends was -> were present in my fifteenth birthday party.

20 tháng 1 2018

PART II - Choose the word A, B, C or D whose underlined part is pronounced differently from the others.(0,5p)

1. A. rubbish

B. uniform

C. umbrella

D. thumb

2. A. appear

B. weather

C. bread

D. headache

3. A. project

B. belong

C. woman

D. concert

4. A. think

B. though

C. mother

D. these

5. A. eraser

B. baseball

C. suitcase

D. waterfall

15 tháng 10 2017

I. Choose the word in each group that has the underlined part pronounced differently from the rest.

1. A. started

B. weighed

C. measured

D. called

2. A. appointment

B. affect

C. amount

D. add

3. A. serious

B. symptom

C. sugar

D. sauce

4. A. great

B. beautiful

C. teacher

D. means

5. A. wet

B. better

C. rest

D. pretty

15 tháng 10 2017

1. A. Started

2 D. add

3. C.Sugar

4. A. Great

5. DPretty

Tick cho mk nhé

1 tháng 5 2020

2. Feed the animals.

3. Send a letter.

4. Show the way.

5. Go ahead.

6. Play golf.

7.

8. Paint a picture.

9. Turn left.

10. Phone my parents.

11.

Câu 7 và 11 mình ko bt,sorry bạn nha!