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Ai đó chỉ mình cách đổi ảnh đại diện với mình đổi mấy lần r mak ko lưu dc
If I didn't want to go to party, I wouldn't go
1.This is the first time i have ever eaten this kind of food.
2.It has been raining for an hour.
3.I began studying English three years ago.
4.How long have you learned English?
5.We have lived here for fifteen years.
6.Minh has collected stamps since 2000.
1.Do they agree to go with you?
2.Why did you let him go out lastnight ?
3.Do you mind giving me some help?
4.She suggested that i should learn hard.
5.I invited her to come to my birthday party next week.
chứng minh rằng tam giác ABC vuông nếu: cosB + cosC = \(\frac{b+c}{a}\)
1.may be asked
2.must be written
3.must be postponed
4.should not be allowed
5.must be kept
6.will be done