根据括号中所给的汉语写出单词，使句子意思完整正确。
小题1: Sorry, sir! Those boots aren’t (可找到的) in your size.
小题2:Spacemen have to__________(使固定) sleeping bags to the walls to prevent floating..
小题3:All the boys can’t wait to play basketball. They wish to begin (立即) after class.
小题4:We can use many _________(交通工具) such as buses, cars and so on to go to or from work.
B.用括号中所给单词的适当形式完成下列句子。每空限填一词。
小题5:Little Tom is often very clever, but he makes an （correct）answer this time.
小题6:When we got to the top of the mountain, we were tired and breathed __________(heavy).
小题7: Minnie is (pretty) than any other mouse I’ve ever seen.
小题8:A hot topic that people are now talking about is the (safe) of school bus these days.