题目内容：

根据下列句子及所给汉语注释，写出空缺处单词的正确形式，每空一词。

1.We can get lots of ______________（信息）on the Internet.

2.When we drive cars, we must drive _______________（小心地）.

3.If my arm _________ （触摸）the wall, I have to wash it again.

4.Mr. Liu _______(挑选) one of the pens and left quietly.

5.In order to know more about China, Jim always read old Chinese ___________（谚语）.