用所给的单词正确形式填空.
问题描述：
用所给的单词正确形式填空.
1.He likes _____ (swim) in the sea in summer.
2.The _____ (three) picture is the oldest.
3.I was so exciting that I couldn't fall _____ (sleep).
4.He _____ (become) happy whenhe saw his mother.
5.I live on the _____ (twelve) floor of the building.
6.Which is _____ (big),the moon or the Earth?
7.The teacher told us that the earth _____ (go) around the sun all the time.
8.The Yellow River is the second _____ (long) river in China.
答
1.swimming
2.third
3.asleep
4 became
5.twelfth
6.bigger
7.goes
8.longest
不明白的再问哟,请及时采纳,多谢!