题目内容：

1.In autumn，the days are shorter and the temperature ______．

2.It’s already midnight．Who ________ so much noise outside？

3.—What a mess your room is！

—Sorry．I ______ it up right now．

4.He _______ his hand into the air to get my attention and soon I noticed him．

5.─Why are you in such a hurry？

─My father’s car _______ down on the way．I have to go to help him．