1. (2022八上·义乌月考) 用方框中所给词汇的适当形式填空，每词限用一次。

coach  warm up  careless  south  forget

1. （1） During the 21st century, many cities developed rapidly, especially in the part.
3. （2） I thinknew words is a natural thing. You should often go over new words.
5. （3） Theyou do your homework, the more mistakes you will make.
7. （4） My PE teacher often advises us before running.
9. （5） Tom is one of the best that I've ever met.