1. (2021八上·南通开学考) 请根据句意，从方框中选用合适的词，并用其适当形式填空，使句子通顺，每词限用一次。

high   mean     clear    help     you

1. （1） The animal is dying, but I amto do anything
3. （2） Can you say it to me?  I didn't catch what you said just now.
5. （3） Do you know theof this building?
7. （4） Look atin the mirror(镜子). How dirty your faces are!
9. （5） Can you tell me theof the underlined words?