The Read family__surprised at what__.A.was;had happened B.were;had happened C.were;was happened

问题描述:

The Read family__surprised at what__.A.was;had happened B.were;had happened C.were;was happened

B
family 指的是全体成员,谓语动词用复数.
后面的宾语从句受主句的影响,过去的过去,所以用过去完成时态.
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