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4 tháng 11 2024

    Đây là toán nâng cao chuyên đề toán hai hiệu số, cấu trúc thi chuyên, thi học sinh giỏi các cấp. Hôm nay, Olm sẽ hướng dẫn các em giải chi tiết dạng này như sau:

                          Giải

Hiệu số học sinh mỗi bàn trong hai cách xếp là: 5 - 4 = 1 (học sinh)

Hiệu số học sinh trong hai cách xếp là: 4 + 5 x 2 = 14 (học sinh)

Số bàn là: 14 : 1 = 14 (bàn)

Số học sinh của lớp đó là: 4 x 14 +  4 = 60 (học sinh)

Đáp số: 60 học sinh.

 

 

1 tháng 11 2024

DỊCH
Hello! My name is Ana. I am one of the top 50 students at my school. Every time I take an exam, I usually rank between top 2 and 5. In this recent exam, I ranked top 1. Everyone started talking, saying that I had cheated. My teacher made me retake the exam, and this time I ranked top 3. How could this happen? It turns out it was because of Mina, my best friend from 5th grade. It’s really unfair that I ranked top 3 while Mina got top 1.

V. Each following sentence has one mistake. Find and correct. (Tìm và sửa lỗi sai) 1.      In the end, King Hung let An Tiem and his family to go back home  ……………………… 2.      Mary is going travel to Thailand for a few days                                  ……………………… 3.      My mother can cook very well. She is a good cooker.      ...
Đọc tiếp

V. Each following sentence has one mistake. Find and correct. (Tìm và sửa lỗi sai)

1.      In the end, King Hung let An Tiem and his family to go back home  ………………………

2.      Mary is going travel to Thailand for a few days                                  ………………………

3.      My mother can cook very well. She is a good cooker.                        ………………………

4.      How many sausage do you have every day?                                          ………………………

5.   It’s very kind of you help me.                                                                ………………………

      6.  What does the weather like in autumn ?                                                ………………………

      7.  You should brush your teeth after have meals.                                       ………………………

      8.  Parents always want their children learn well.                                    ………………………

 

1
2 tháng 11 2024

Here are the corrections for each sentence:

  1. In the end, King Hung let An Tiem and his family go back home.

    • Correction: Remove "to" (let someone do something).
  2. Mary is going to travel to Thailand for a few days.

    • Correction: Add "to" before "travel."
  3. My mother can cook very well. She is a good cook.

    • Correction: Change "cooker" to "cook."
  4. How many sausages do you have every day?

    • Correction: Change "sausage" to "sausages."
  5. It’s very kind of you to help me.

    • Correction: Add "to" before "help."
  6. What is the weather like in autumn?

    • Correction: Change "does" to "is."
  7. You should brush your teeth after having meals.

    • Correction: Change "have" to "having."
  8. Parents always want their children to learn well.

    • Correction: Add "to" before "learn".
3 tháng 11 2024

46. They rented an apartment next to door mine

 

30 tháng 11 2024

46 They rented an apartment next door to mine

47 This is the first time she saw a shark

48 I often wrote letters to my pen pal last year

49 They stopped at my restaurant for a short time

50 My mother bought material and made a dress for me

VI. Use the following given words to make a complete sentence. 36.she/not/often/go/fishing/ free time/. →                                                                      37.the/children/their/bikes/the town/ now/? →                                                                      38.Mai/ absent/ class/ yesterday morning/ because/ she/...
Đọc tiếp

VI. Use the following given words to make a complete sentence.

36.she/not/often/go/fishing/ free time/.

                                                                     

37.the/children/their/bikes/the town/ now/?

                                                                     

38.Mai/ absent/ class/ yesterday morning/ because/ she/ ill/.

                                                                     

39.he/visit/ Thu Le zoo/ classmates/last weekend/?

                                                                     

40.1/hope/l/visit/Ho Chi Minh/City/one day/.

                                                                     

 

V. Fill in the blank with ONE suitable word.

31.He eats two            of rice for lunch.

32.How  languages can you speak?

33.Hoa lives far          her family.

34. My mother bought a nice skirt            me yesterday.

35. My brother is         judo now.

 

I. Circle the word which has the underlined part pronounced differently the others.

1.A.cook          B.book       C.foot          D.food

2.A.kitchen        B.chair       C. character      D.children

3.A.umbrella       B.duck       C.drum        D. university

4.A.ill            B.ice cream   C.city          D.ship

5. A.pencil         B.red        C. eraser        D.engineer

3
3 tháng 11 2024
VI. Use the following given words to make a complete sentence
  1. She does not often go fishing in her free time.

  2. Are the children riding their bikes around the town now?

  3. Mai was absent from class yesterday morning because she was ill.

  4. Did he visit Thu Le zoo with his classmates last weekend?

  5. I hope I can visit Ho Chi Minh City one day.

V. Fill in the blank with ONE suitable word
  1. He eats two bowls of rice for lunch.

  2. How many languages can you speak?

  3. Hoa lives far from her family.

  4. My mother bought a nice skirt for me yesterday.

  5. My brother is learning judo now.

I. Circle the word which has the underlined part pronounced differently from the others:
  1. D. food 

  2. C. character 

  3. D. university

  4. B. ice cream 

  5. C. eraser 

30 tháng 11 2024

VI. Use the following given words to make a complete sentence.

36.she/not/often/go/fishing/ free time/.

                       She doesn't often go fishing in her free time                                              

37.the/children/their/bikes/the town/ now/?

        Are the children riding their bikes in the town now?                                                             

38.Mai/ absent/ class/ yesterday morning/ because/ she/ ill/.

      Mai was absent from class yesterday morning because she was ill                                                              

39.he/visit/ Thu Le zoo/ classmates/last weekend/?

         Did he visit Thu Le zoo with his classmates last weekend?                                                            

40.1/hope/l/visit/Ho Chi Minh/City/one day/.

                I hope I will visit HCM city one day                                                     

4 tháng 11 2024

     Olm chào em, chúc mừng em đã tham gia cộng đồng tri thức hàng đầu Việt Nam. Chúc em có những giây phút giao lưu thú vị và học tập hiệu quả cùng Olm em nhé. 

31 tháng 10 2024

1. We rarely go hiking in the mountains. (rarely)

2. I sometimes read novels. (sometimes)

3. She usually travels abroad. (usually)

4. We often go to the beach. (often)

5. They rarely eat sushi. (rarely)

6. I daily practice yoga. (daily)

7. Do they never watch TV? (never)

8. He occasionally takes a nap. (occasionally)

31 tháng 10 2024

Đáp án :

1. We rarely go ...

2. I sometimes read novels.

3. She usually travels...

4. We often go ... 

5. They rarely eat ...

6. I daily practice...

7. Do they never watch TV ?

8. He occasionally takes ...

VII. Finish the second sentence so that it has the same meaning as the first. 1.It is necessary to learn English well. => Learning ……………………………………………………… 2.I spent ten minutes  riding a bike to school. => It took  ................................................................................................................... 3. Ben Thanh Market is larger than Dong Xuan Market. àDong Xuan...
Đọc tiếp

VII. Finish the second sentence so that it has the same meaning as the first.

1.It is necessary to learn English well.

=> Learning ………………………………………………………

2.I spent ten minutes  riding a bike to school.

=> It took  ...................................................................................................................

3. Ben Thanh Market is larger than Dong Xuan Market.

àDong Xuan …………………………………………………………..

4. Kate is Mr and Mrs Brown’s daughter. 

=> Mr and Mrs Brown ……………………………………………………..……………

5. My sister usually arrives home from school at four thirty p.m

=>My sister  ……………………………………………………………………..

6. You shouldn’t drink too much coffee.

   => You had………………………………………………………………..…………

7. How much is this pair of brown shoes ?

   => What’s ……………………………………………………………………………?

IIX. Reorder the words to make meaningful sentences.

1.  folk tales / I / because / love / each of them / me / gives / in life / a lesson /./

……………………………………………………………………………………………………

2. for / good / morning / is / health / your / exercise / doing / . /

……………………………………………………………………………………………

3 . in / peaceful / hometown / quiet / and / my / life / is/./ …………………………………………………………………………………

4. language / at school / What / have / foreign / do / you / ? /

…………………………………………………………………………………

5. too many vehicles/ in / and too/ there are/ big cities/ much noise/.

……………………………………………………………………………..………..

6.to become/ you/ in/ Would/ the future/ a teacher / like/ of English/ ?

……………………………………………………………………………………………

 7. Why / travel/ shouldn't  people / without/ by motorcycle/ helmets?

……………………………………………………………………………………?

1
2 tháng 11 2024

Khó quá!Hi hi hi

31 tháng 10 2024

E bổ sung dữ liệu bài nhé

31 tháng 10 2024

have

31 tháng 10 2024

to have