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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 768

He began to ______because every means ______ tried already.

A.lose heart; has been
B.lose heart; had been
C.lose his heart; was
D.lose his heart; had
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Hebegantobecauseeverymeanstrie