Now teachers tend to be more dependent on is thought to be a great teaching­aid — the

发布时间：2020-08-17 08:33:13

Now teachers tend to be more dependent on      is thought to be a great teaching­aid — the puter.
A. that　
B. which
C. what 　
D. it

网友回答

A. that　
B. which
(答案→)C. what 　
D. it
解析：
考查宾语从句。介词on后跟宾语从句，引导词在宾语从句中作主语，故用what。
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