问题
We _____ more than 1,200 English words already, do you know?
A:learn
B:will learn
C:have learned
D:are learning
B:will learn
C:have learned
D:are learning
正确答案是:
同类题型
It’s difficult for me____ an English letter.[ ]
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Ann is a careful girl.She always checks her exercises to there are no mistakes.