The first textbooks _____ for teaching English as a foreign language came out inthe 16th century. A.

题目简介

The first textbooks _____ for teaching English as a foreign language came out inthe 16th century. A.

题目详情

The first textbooks _____ for teaching English as a foreign language came out in the 16th century.
A.being heardB.to be written C.being writtenD.written
题型:单选题难度:偏易来源:不详

答案

D
过去分词作定语表示动作是被动的,而且已经完成。

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