—Can you tell me ________? —Sure. I go swimming twice a week. A. how often do you go swimming B. how often you go swimming C. when you go swimming
It’s difficult _____ your sound because the noise is too high.
We don’t know If it _____. If it_____, we won’t go out for a walk.
The teacher is ____ with what we did.
Xi’an is very famous ______Terra Cotta Warriors (兵马俑).
Neither you or he ______ Hawaii before.