问题
Your Chinese is so beautiful. How long have you studied it?—I have studied it _____ 2008. [ ]
A: since
B: before
C: for
D:till
B: before
C: for
D:till
正确答案是：
同类题型
_______are you going to see your mother?—By train.
Is this your earser?—No,it isn’t. It’s ________.
They are going to go on a world tour _____ they will perform in ten different cities.[ ]
We ___________ when the teacher came in.
Oh! I came in a hurry and forgot to bring food.–Never mind. You can have ________.