By the time he ____ at the party, all the other guests ____

By the time he ____ at the party, all the other guests ____ playing games.
A.arrived; had begun B.arrived; began
C.had arrived; began D.had arrived; have begun
光辉形象 1年前 已收到1个回答 举报

高大人的小厮 幼苗

共回答了13个问题采纳率:84.6% 举报

A

考查by的时态。By的用法是,by后面跟什么时态,主句就采用什么完成时,总之by是完成时的标志。 所以选择A

1年前

5
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