问题
Learning a foreign language well is not easy, ?
A:is it
B:isn’t it
C:does it
D:doesn’t it
B:isn’t it
C:does it
D:doesn’t it
正确答案是：
同类题型
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The beggar has no money with which to buy food. However, no passers-by ______ him.
Daddy, can you fix the toy car for me— Well, you can do it yourself. Read these carefully first.
They are ___ the same sizeYou can take ___ half of the bread