问题

So difficult _____ it to adjust to an English-speaking environment that he determined to learn English hard.

A:he has felt
B:has he felt
C:he did feel
D:did he feel

正确答案是：

标签： did , english , he

同类题型

What was it ________ he was so eager to get?

Do you have any idea what Paul does all day?—As I know,he spends at least as much time playing as he______.

How long have you ____ the motorbike? —For about two weeks.

I once heard him ____ that a rainbow was a bridge from earth to heaven.

The year 1949 _____the birth of a new country—the People’s Republic of China.