con gi keu mew mew
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I. Fill in the blank with a suitable word
Dear Tim,
I want to tell you about my mew life in the USA. I miss you, Jim, Peter and other member of the soccer...........team...........(1) very much. I go to school five ..............days........(2) a week. I can’t understand the lessons very well because the teachers ............teach..........(3) very quickly. I don’t have many friends because I’m new here.
The .............weather................(4) is colder than in Hongkong and the food is terrible. You and I sometimes complain about the food in our school..........canteen..............(5) but now I think it is delicious! The city is very beautiful. There are big, tall............trees..........(6) and many lovely flowers everywhere.
Tomorrow’s Saturday and there......are............(7) many activities in my school. I am ........active...........(8) to join the soccer club and the model making club. I like to make friends with more American teenagers.
Don’t think that I am unhappy here. Something interesting happens sometimes and I ............have.............(9) fun. At the moment, I ...........am........(10) looking forward to seeing my family and all of you on the summer vacation
Best wishes
I. Fill in the blank with a suitable word
Dear Tim,
I want to tell you about my mew life in the USA. I miss you, Jim, Peter and other member of the soccer...........team...........(1) very much. I go to school five ..............days........(2) a week. I can’t understand the lessons very well because the teachers ............teach..........(3) very quickly. I don’t have many friends because I’m new here.
The .............weather................(4) is colder than in Hongkong and the food is terrible. You and I sometimes complain about the food in our school..........canteen..............(5) but now I think it is delicious! The city is very beautiful. There are big, tall............trees..........(6) and many lovely flowers everywhere.
Tomorrow’s Saturday and there......are............(7) many activities in my school. I am ........active...........(8) to join the soccer club and the model making club. I like to make friends with more American teenagers.
Don’t think that I am unhappy here. Something interesting happens sometimes and I ............have.............(9) fun. At the moment, I ...........am........(10) looking forward to seeing my family and all of you on the summer vacation
Best wishes
HT
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17/ I was raining ___________ they cancelled the trip to the mountain.
a. because b. when c. so d. though
18/ I haven’t seen her ______ she moved to Mew York.
a. when b. as c. while d. since
19/ The test was ______ easy that all the students got a high score.
a. such b. so c. as d. very
20/ It was was ______ a boring film that I felt asleep.
a. very b. very c. such d. so
21/ The school bus always comes ___________ 6 o’clock_______ the morning.
a. on / in b. in / in c. at / in d. to / on
22/ ________ Saturday afternoons we usually play basket ball.
a. On b. In c. At d. To
23/ He wishes he ________ younger.
a. as b. was c. will be d. were
24/ They first met __________ they were at high school.
a. while b. since c. when d. where
25/ The fire took place ________ 8 o’clock___________ Sunday morning.
a. in / in b. at / at c. at / on d. in / at
26/ Tony was a hard-working boy_________ he got the job easily
a. so b. when c. because d. but
27/ Everybody _________ present in the meeting hall now.
a. are b. is c. being d. is being
28/ My brother ________ playing basketball five years ago.
a. starts b. started c. had started d. starting
29/ He wants to lose weight _______ he works out in the gym every day.
a. but b. that c. so d. and
30/ There is a shrine ________ the top of the mountain near the lake.
a. in b. on c. at d. to
31/ I _________ stamps for many years. Now I have ten beautiful collections.
a. collect b. colleced c. have collected d. had collected
32/ We wish we _________ back to the village next year
a. come b. could come c. came d. will come
33/ His name is William, but he is usually__________ Bill.
a. call b. calling c. called d. be called
34/ Most of the money today is made ________ metal and paper.
a. from b. of c. by d. in
35/ They ________ when we _________ dinner last night.
a. come / are having had | b. come / were having | c. came / were having |
d. came /
36/ I _______ swim when I was eight and I still _______ now
a. can / can b. could / could c. can / could d. could / can
37/ Bill isn’t at work today. He’s ________ holiday.
a. on b. in c. to d. at
38/ The children ________ tired today because they _________ to the party last night.
a. were / went b. are / went c. were / go d. are / go
39/ __________ winter they go skiing ________ weekends.
a. On / on b. On / in c. In / on d. In / to
40/ Since Van arrived, he ___________ a lot about life on a farm.
37
a. was learning b. had learned c. has been learning d. learned
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17/ I was raining ___________ they cancelled the trip to the mountain.
a. because b. when c. so d. though
18/ I haven’t seen her ______ she moved to New York.
a. when b. as c. while d. since
19/ The test was ______ easy that all the students got a high score.
a. such b. so c. as d. very
20/ It was was ______ a boring film that I felt asleep.
a. very b. very c. such d. so
21/ The school bus always comes ___________ 6 o’clock_______ the morning.
a. on / in b. in / in c. at / in d. to / on
22/ ________ Saturday afternoons we usually play basket ball.
a. On b. In c. At d. To
23/ He wishes he ________ younger.
a. as b. was c. will be d. were
24/ They first met __________ they were at high school.
a. while b. since c. when d. where
25/ The fire took place ________ 8 o’clock___________ Sunday morning.
a. in / in b. at / at c. at / on d. in / at
26/ Tony was a hard-working boy_________ he got the job easily
a. so b. when c. because d. but
27/ Everybody _________ present in the meeting hall now.
a. are b. is c. being d. is being
28/ My brother ________ playing basketball five years ago.
a. starts b. started c. had started d. starting
29/ He wants to lose weight _______ he works out in the gym every day.
a. but b. that c. so d. and
30/ There is a shrine ________ the top of the mountain near the lake.
a. in b. on c. at d. to
31/ I _________ stamps for many years. Now I have ten beautiful collections.
a. collect b. colleced c. have collected d. had collected
32/ We wish we _________ back to the village next year
a. come b. could come c. came d. will come
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1.They will build a new school for poor children next month.
→→A mew school........will be built for poor children next month.
2.I always go to school on time.
→→I am.........always early for school
3.Lan spends thirty minutes a day to practicing the piano.
→→Praciticing.......the piano takes Lan 30 minutes a day
4.My sister is more hars-working than me.
→→I don't........work as hard as my sister
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gọi a là thời gian ít nhất 3 con vật lại cùng kêu. ( a ∈ N )
Ta có: a ⋮ 30; a ⋮ 16; a ⋮ 20 và a nhỏ nhất
⇒ a ∈ BCNN ( 30, 16, 20 )
Mà 30 = 2.3.5
16 = 24
20 = 22.5
⇒ BCNN ( 30, 16, 20 ) = 24.3.5 = 240
⇒ a = 240 ∈ N
Vậy ít nhất 240 giây ( 4 giờ ) 3 con vật lại kêu cùng 1 lúc.
con mèo & con người
@Hok tốt
con mèo