问题补充:
The purpose of Internet is not to make life more difficult,but it easier.
A. make
B. to make
C. making
D. made
答案:
A. make
B. to make
C. making
D. made
解析:.B解析:考查不定式作表语。根据句意和句子结构,所选部分与not to make life more difficult并列。【点评】不定式短语是重点语法之一。不定式可作主语.表语.宾语.定语.补足语.状语。尤其要掌握:①不定式的否定形式;②不定式的被动形式to be done;③不定式与现在分词的区别。