Please ______ that you have closed all the windows and turned off the lights bef
题型：不详难度：来源：
Please ______ that you have closed all the windows and turned off the lights before you leave the room| A．make sure | B．be sure | C．bring out | D．hold up |
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答案
| A |
解析
| be sure 有把握，确信；make sure 务必，一定，千万。 |
举一反三
| The box is heavy. I can’t ______it. |
It’s getting late. We must "be off" now. Which of the following can’t replace the underlined part?| A．begin | B．be leaving | C．start | D．go |
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Young Lee learned some English when she stayed in America, and last year she ____ herself Japanese.| A．kept on teaching | B．went on teaching | | C．kept on to teach | D．went on to teach |
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Tom studies harder this term. _______, he has made great progress in his lessons.| A．As a result | B．After all | C．By the way | D．Instead |
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Please give my _____ to your teachers.| A．regards | B．loves | C．best wish | D．hope |
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