问题补充:
I had a little trouble in 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:句意:我在学英语语法方面有点小麻烦。本句中in是介词,后面接名词或者动名词作宾语,故选C。
时间:2019-07-05 20:10:39
I had a little trouble in English grammar.
A. learn
B. learned
C. learning
D. to learn
A. learn
B. learned
(答案→)C. learning
D. to learn
解析:句意:我在学英语语法方面有点小麻烦。本句中in是介词,后面接名词或者动名词作宾语,故选C。