A-A+
Only when (he realized) that there (would be)
问题详情
Only when (he realized) that there (would be) more (difficulties) ahead than he expected (he came to) me for help.
A．he realized
B．would be
C．difficulties
D．he came to
参考答案
正确答案：D
解析：改为did he come to。因为only(when)置于句首，句子要倒装。
