Nowadays it’s very useful ______ a foreign language.A．learnB．learnedC．to learnD．
题型：不详难度：来源：
Nowadays it’s very useful ______ a foreign language.| A．learn | B．learned | C．to learn | D．learns |
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答案
| C |
解析
试题分析：句意：当今学习外语非常有用。强调句式， It is adj for sb to do sth，做某事对某人来说怎么样。本句中it是形式主语，指代后面不定式内容做形式主语，故选C。 |
举一反三
Guo Degang is a famous crosstalk performer. He always makes people __________.| A．laughs | B．laugh | C．laughing | D．to laugh |
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—Bus No. 818.
A. to sit B. to take C. taking |
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