It is good manners to eat upis left in your plate.A. thatB. whatC. whichD. All

发布时间：2020-08-17 00:30:45

It is good manners to eat up    is left in your plate.
A. that
B. what
C. which
D. All

网友回答

A. that
(答案→)B. what
C. which
D. All
解析：考察宾语从句引导词 句意为:把自己盘子里剩下的东西吃完是礼貌的行为
What作为宾语从句的引导词，即做引导词，又做从句的主语。
考点:考察宾语从句引导词 
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