Chủ đề:
Chương I : Ôn tập và bổ túc về số tự nhiênCâu hỏi:
Cho số abc chia hết cho 37. Chứng minh rằng số cab cũng chia hết cho 37
Exercise 1:Viết lại câu giữ nguyên nghĩa
1/ She is too young to see this film.
=> She is not old................................
2/ He drives carelessly, so he usually has accidents.
=>He is such........................................................
3/ ' Why don't we stop destroying forets?"
=> I suggested...........................................
4/ Mr. Tam is the most careful worker in the factory.
=> Nobody.......................................................
5/Why don't you give up smoking?
=> If..............................................................
6/ It's ages since we last met him.
=> We haven't...............................
7/ She'd better improve her English.
=> I suggest........................................
8/ " I'm sorry. I'm late" I said to him.
=> I apologized....................................
9/ The room is too old to be used.
=> The room needs..............................
10/ It takes us only five minutes to brush teeth every morning.
=> We spend.............................................................