He’s going to _____ an engineer when he _____ up.A.do;grow B.do;grows C. be;
题型：不详难度：来源：
He’s going to _____ an engineer when he _____ up.
A.do;grow B.do;grows C. be;grows |
答案
| C |
解析
试题分析：句意；当他长大后，他打算做一个工程师。本句中to是不定式符号，后面动词用原形。当主句描述将来动作时，状语从句中常用一般现在时态表示将来的动作，从句主语he是单数第三人称，故谓语动词用单数，选C。 |
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