1. (2021高二上·景东彝族自治开学考) 选词填空

catch on； on purpose；provided that；be aware of；differ from；consist of get ahead ；congratulate…on；focus on；sign up； in the absence of； hold the key to

1. （1） I don't to what he is saying.
3. （2） She broke the dish just to show her anger.
5. （3） I don't mind Mary coming with us she pays her own meals.
7. （4） Most smokers perfectly the dangers of smoking.
9. （5） Humans other mammals in their ability to speak.
11. （6） Class 13 4 lovely girls and 55 hard—working boys.
13. （7） She soon found that it wasn't easy to in the movie business.
15. （8） any evidence, the police had him go.
17. （9） The weather our success or failure.
19. （10） We our team coming first in the competition.