----- Nội dung dịch tự động từ ảnh ----- ``` 7. The people on the Moon will wear oxygen masks when they leave __________ home. A. them B. their C. they D. theirs 8. This robot is the _______________ one in my house. A. cheap B. cheaper C. cheapest D. most cheap 9. ____________ drop litter around or you will make our school dirty. A. Let’s B. Don’t C. Do D. Not 10. We might have a __________ TV to watch films from space. A. wires B. wired C. wire D. wireless
II. Put the verbs in brackets in the correct form. A hi-tech robot might (help) __________ us cook meals. Hurry up or we (be) __________ late for the film. Trang (buy) __________ lots of souvenirs for her friends yesterday. What (happen) __________ if we stop polluting the water? If I (reuse) __________ things more, I (make) __________ the world greener. I don’t think she (get) __________ good marks because she’s lazy. People should (recycle) __________ used cans and bottles. My sister always (hang) __________ clothes in the morning. ```