问题补充:
I had a little trouble English grammar.
A. learn
B. learned
C. learning
D. to learn
答案:
A. learn
B. learned
(答案→)C. learning
D. to learn
解析:考查固定结构。Have a little trouble (in)doing sth 做某事有困难。所以选C。
时间:2018-08-03 08:21:29
I had a little trouble English grammar.
A. learn
B. learned
C. learning
D. to learn
A. learn
B. learned
(答案→)C. learning
D. to learn
解析:考查固定结构。Have a little trouble (in)doing sth 做某事有困难。所以选C。
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