Some little boys have difficulty ______their hearts into the lesson for a long t
题型：不详难度：来源：
Some little boys have difficulty ______their hearts into the lesson for a long time.| A．to put | B．to put | C．putting | D．puting |
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答案
| C |
解析
此题考查固定句型结构have difficulty in doing sth表示做某事有困难，其中in可以省略。动词put的现在分词形式putting。故选C。 |
举一反三
The long story made him ________.| A．feels sleepy | B．feel sleeping | C．feels sleeping | D． feel sleepy |
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You’d better _______smoking, ______you will get ill.| A．go on; so | B．give up; and | C．give up; or | D．give in; so |
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Daniel prefers playing computer games .| A．to shop. | B．to shopping | C．than shop | D．than shopping |
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I didn’t see John yesterday. Do you know what _______________ him?| A．happened | B．happened to | C．did happen to | D．happens to |
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If we ________ careful, fire can be dangerous.| A．don’t be | B．are | C．won’t be | D．aren’t |
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