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25.It’s important for the figures ______________ regularly.A.to be undated B.to have been updat
人气:474 ℃ 时间:2020-02-02 21:02:02
解答
答案:A解释:1. 不定式的完成形式to have done sth强调其表示的动作发生在谓语动作之前.如:I consider him to have passed the exam. 我认为他已经通过了考试.to pass the exam动作发生在谓语动词consider之前.2. ...
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