Why not ______ your teacher for help when you can’t finish ______ it by yours
题型：不详难度：来源：
Why not ______ your teacher for help when you can’t finish ______ it by yourself?| A．ask; write | B．to ask; writing | | C．ask; writing | D．asking; write |
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答案
| C |
解析
| 考查固定搭配。Why not do sth.为什么不做某事；finish doing sth.做完某事。所以选C。 |
举一反三
My son ____ coke , but now he ______ milk.| A．used to drink; is used to drinking | | B．used to drinking; drinks | | C．used to drink used to drink | | D．used to drink; is drinking |
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I think that teenagers shouldn’t be allowed to get their ________.| A．pierces | B．to pierce | C．piercing | D．pierced |
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