1. (2018八上·嘉兴月考) 用方框中所给单词的适当形式填空，使句子通顺、正确。每词仅用一次。

look up   practice   coach   plenty   population

1. （1） You need to speaking English every day.
3. （2） You can the new words in your dictionary.
5. （3） Our country has the largest in the world.
7. （4） —Do you need more milk?

   —No thanks, there's of milk in the fridge.

9. （5） My uncle has been a tennis for two years.