问题

I was really surprised at the difficulty he had ______ English.[ ]

A: learning
B: learnt
C: to learn
D: learns

正确答案是：

同类题型

When he failed to beat John, he felt he had _____ his friends.

下列词语中，没有错别字的一组是（）

I can’t reach high. What shall I do— David to help you.

Finding a job in such a big company has always beenhis wildest dreams

______________________—It is OK.