Tham Gia Group Dành Cho Lớp 9 - Ôn Thi Vào Lớp 10 Miễn Phí
48.-"May I go out for just a while?"
A. It's a nice day!
B. That's great.
C. Go ahead.
49. Jim: "What about collecting used paper, bottles and plastic bags every day?"
Ha and Mai: "
A. Because they can pollute the environment.
C. That's a very good idea. Let's do that.
50. Phuong: "I'm ...
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