The by-phrase introducing the agent of the action is necessary in a passive sentence._精华吧

The by-phrase introducing the agent of the action is necessary in a passive sentence.

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The by-phrase introducing the agent of the action is necessary in a passive sentence.

A.正确

B.错误

正确答案：错误

Tag：英语语法时间：2022-01-12 22:15:04

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