题目内容
So difficult _____it to live in an English-speaking country that I determined to learn English well.
A.I have felt | B.have I felt | C.I did feel | D.did I feel |
D
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题目内容
So difficult _____it to live in an English-speaking country that I determined to learn English well.
A.I have felt | B.have I felt | C.I did feel | D.did I feel |
D
解析