问题

Have you known DrJackson for a long time?—Yes, since she _________ the Chinese Society
A:has joined
B:joins
C:had joined
D:joined
B:joins
C:had joined
D:joined
正确答案是:
同类题型
I went to Sanya with my family this summer andall of us _____ a good trip.
What have you done with your arm?- A little boy ________ my bike and knocked me off it.[ ]
Let’s plan a surprise party for our class. What’s your idea—Why not ______ a short play