问题

We _____ more than 1,600 words since we began to learn English.
A:learn
B:have learned
C:learned
D:are learning
B:have learned
C:learned
D:are learning
正确答案是:
同类题型
What are you doing at the moment? —I am ______ my turn to borrow books.
The radio says it will ___ heavily tomorrow.
I was at the cinema at nine o’clock yesterday evening. What about you?—I ________ TV at home.
Is that ______ volleyball?—Yes. Bill likes playing ______ volleyball. ______ volleyball is his.
_______is your husband?— A cook. He works in a restaurant near our home.