问题

So difficult ________ it to live in an English-speaking country that I determine to learn English well.
A:I have felt
B:have I felt
C:I did feel
D:did I feel
B:have I felt
C:I did feel
D:did I feel
正确答案是:
同类题型
ou see who the driver was—No, so quickly,that I couldn’t gat a good look at his face.
You’d better take into account your own________and weaknesses before choosing a major
12.I have written down everything that I saw and heard____memories are still fresh
The man who is ________ in a black jacket is adetective from Australia.