内容正文:
Unit 7
一、单项填空
1. We need some milk. Please add it to our shopping __________.
A. bill B. basket C. card D. list
2.___________your memory, you should exercise your brain.
A. Improve B. To improve C. Improving D. Improved
3. ---What __________if you take a fish out of water? --It will die.
A. happens B. will happen C. happened D. is happening
4.___________you get enough sleep every night, you will not remember things well.
A. Unless B. If C. When D. Because
5.If you put salt into water, it__________.
A. will disappear B. disappears C. is disappearing D. will be disappeared
6. It never snows on Hainan Island,__________ in the middle of winter.
A. only B. just C. even D. yet
7. I slept ___________midnight. Then I couldn't sleep any longer.
A. when B. after C. until D. before
8. Unless you practise ___________t