---Could I go boating this weekend, Dad?---Yes, you ________. But you ________ c
题型：不详难度：来源：
---Could I go boating this weekend, Dad?
---Yes, you ________. But you ________ come back before lunch.| A．could; must | B．can; must | C．could; should | D．must; should |
|
答案
| B |
解析
试题分析：句意：这个周末我能去划船吗？是的，你可以。但是你必须在午饭前回来。Could you do …?中的could表示委婉语气，不是过去时态。故回答是经常用，can. Must,必须，表示一种主观看法。should,应该。表示某钟责任和义务。根据句意，故选B。 |
举一反三
—Whose workbook is this, Tony?
—Look! Ann"s name is on it! It ______ be hers.| A．can"t | B．must | C．may | D．mustn"t |
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---Where is Tom? ---He hasn’t come to school today. I think he be ill.| A．has to | B．should | C．may | D．need |
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- you paint?
-Yes, I can. So I want to join the art club. |
–Someone is knocking at the door. Who ______ it be?
--It be Victor. He has gone to London yesterday.| A．can; mustn’t | B． can ; can’t | C．will; must | D．may; mightn’t |
|
Must I read all the stories today?
No, you ___. You can finish them tomorrow.
A. can’t B. needn’t C. mustn’t |
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