问题
选择题
The Internet is a wonderful discovery, ___of great significance to people’s lives.
A.as is I think.
B.which think it is
C.which I think is
D.as I think
答案
答案:C
考查定语从句,根据句子结构可知,该句为定于从句,先行词是前面一个句子,在从句中作is的主语,I think是插入语,
句意为,英特网是一个伟大的发明,它对人们的生活非常重要。