问题补充:
the Internet brings much profit in, it can cause o lot of social problem.
A. If
B. While
C. Once
D. When
答案:
A. If
(答案→)B. While
C. Once
D. When
解析:考查连词的辨析。依据句意来突破。从profit和problem发现前后对比转折,故选B
时间:2019-08-22 21:07:22
the Internet brings much profit in, it can cause o lot of social problem.
A. If
B. While
C. Once
D. When
A. If
(答案→)B. While
C. Once
D. When
解析:考查连词的辨析。依据句意来突破。从profit和problem发现前后对比转折,故选B