The boy is lost. The police ______ him.A．are searchingB．is searchingC．is searchi
题型：不详难度：来源：
The boy is lost. The police ______ him.| A．are searching | B．is searching | C．is searching for | D．are searching for |
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答案
| D |
解析
| 此题重点考查现在进行时的基本结构；search for表示寻找，是固定搭配。 |
举一反三
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