题目内容：

选择单词或词组，用其适当的形式填空，使句子意思正确、通顺。（每词限用一次）

1.The children are old enough to look after _______________.

2.We _______________ our city will be more and more beautiful in the future.

3.Of all the girls my sister ate the _______________ rice.

4.He stopped speaking _______________ his sore throat at the meeting.

5.The boy is very lazy. He hardly ever _______________ his clothing at home on weekends.