1. (2020·平阳模拟) 用方框中所给单词的适当形式填空。每词限用一次。

hold     including     twenty     tooth      lonely

1. （1） I think children should brush their every day.
3. （2） She doesn't feel as she has made new friends here.
5. （3） Helen can enjoy a whole view of the city because she lives on the floor.
7. （4） Many provinces decided to stop tomb-sweeping activities, Hubei Province.
9. （5） Japan announced to put off the Olympic Games of 2020 and it will in July, 2021.