—Excuse me, what’s this for?—It’s a cleaner and it to pick up dirt.A．usesB
题型：不详难度：来源：
—Excuse me, what’s this for?
—It’s a cleaner and it to pick up dirt.| A．uses | B．is used | C．is using | D．used |
|
答案
| B |
解析
句意：——是用来干嘛的？——这是一个吸尘器，用来清理灰尘的。
B．is used，表示被动语态（一般现在时+及物动词的过去分词），意为“…被用作’,符合题意。A.uses是第三人称单数，C.is using 为现在进行时，D.used，use的过去式和过去分词形式，均不符合题意。 |
举一反三
It to drive after drinking wine.
A. is allowed B. is not allowed C is made . D is welcomed |
Every year lots of trees _______ to make our country more beautiful.| A．is planted | B．was planted | C．are planted | D．were planted |
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The students how to do the experiment in class yesterday.| A．were taught | B．better | C．was taught | D．teach |
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—Lots of trees and flowers ______ on both sides of Huanshan Road last year.
—Oh, that’s beautiful.| A．are planted | B．were planting | C．were planted | D．have planted |
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Liu Xiang ___ by his coach to train regularly.| A．advised | B．advises | C．was advised | D．be advised |
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