Do you have any problems ____ English?a.learen b.to learn c.learn_英语解答

Do you have any problems ____ English?
a.learen b.to learn c.learning d.learn
答案选b还是c

人气：169 ℃　时间：2019-10-30 23:15:14

解答

C
补全的话应该是Do you have any problems in learning English.不过像这种句子in是可以被省略的.