— ＿＿ Betty this morning? — Not yet, but she is sure to be here before noon.A．Ha
题型：不详难度：来源：
— ＿＿ Betty this morning?
— Not yet, but she is sure to be here before noon.| A．Have you seen | B．Will you see | C．Do you see | D．Did you see |
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答案
| A |
解析
| 询问到说话时为止一段时间内某动作是否发生，要用现在完成时。 |
举一反三
Jim talked for about half an hour yesterday. Never＿＿ him talk so much.| A．I heard | B．did I hear | C．I had heard | D．had I heard |
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The children ＿＿very quiet；I wonder what they ＿＿up to.| A．were； are being | B．are being；are | C．are；do | D．are being；do |
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He ＿＿articles for our wall-newspaper these three years, and he ＿＿about forty articles.| A．has been writing； has written | B．has been writing； wrote | | C．is writing； has been writing | D．has written； has written |
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When he was alive, the old scientist used to say that knowledge ＿＿from practice and he gained his experience by doing a lot of practical work.| A．was coming | B．had come | C．comes | D．would come |
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In this experiment, they are woken up several times during the night, and asked to report what they＿＿.| A．had just been dreaming | B．are just dreaming | | C．have just been dreaming | D．had just dreamt |
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