37. Students in recent days pay less attention to their studying than those in the past. →Students in recent days don't. 38. The dancer was excellent enough to win the prize. →She was such 39. He last had his eyes tested 10 months ago. →It's 40. Playing soccer in the street is dangerous, isn't it? → It

Cách làm:
- Chuyển câu từ khẳng định sang phủ định: sử dụng "not" hoặc "don't/didn't + verb".
- Chuyển câu từ khẳng định sang phủ định bằng cách sử dụng "such" hoặc "so + adj/adv".
- Chuyển câu từ câu hỏi sang câu trả lời đồng ý hoặc phủ định.

Câu trả lời:
37. Students in recent days don't pay less attention to their studying than those in the past.
38. She was such an excellent dancer that she won the prize.
39. It's been 10 months since he last had his eyes tested.
40. It is, playing soccer in the street can be dangerous.

37 Students in recent days don't  pay as much attention to their studying as those in the past.

38 SHe was such an excellent dancer that she won the prize.

39 It's 10 months since he last had his eyes tested

40 It is dangerous to play soccer in the street, isn't it?