问题
选择题
― __________________?
―He wants to be a teacher.
A．What is Jim going to be when he grow up
B．What did Jim do when he grows up
C．What’ s Jim going to be when he grows up
D．What’s Jim when he grow up
答案
答案：C
本题选项中when引导的从句主语为he，动词应用单数第三人称grows，故本题不选AD，本题谈论的是未来的打算，故不选B，只能选C。