Stamps ______ sending letters.A．used toB．are used toC．are used forD．are using
题型：不详难度：来源：
Stamps ______ sending letters.| A．used to | B．are used to | C．are used for | D．are using |
|
答案
| C |
解析
| 本题的含义是邮票被用来发信，be used for sth，故本题选C。 |
举一反三
Mum, the phone is ringing, I guess either you or Dad ___________ on the phone.| A．are wanted | B．is wanted | C．wants | D．want |
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Usually John ________ to school in his father’s beautiful car．| A．has taken | B．is taking | C．is taken | D．has been taken |
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