LÀM BÀI: EXERCISE 129.1
Vui lòng đăng nhập và đăng ký (miễn phí) khoá học (EG2) English Grammar 2 để nộp bài và xem kết quả.
What was the cause ?
We're trying to find a solution .
Sue has a good relationship .
There has been a big increase .
I can't think of an answer .
I don't think there is any need .
I think that there are many advantages .
Last month there was a fall .
There is no demand .
What is the difference .