—I called you at 4∶00 yesterday afternoon. But there was no answer. Wherewere you?—I in the supermarket.A、am shoppingB、do shoppingC、was shopping
_____your friend come from England? Yes, he’s an English boy.
My cousin is in ___________________.
The black bag isn’t_______. It’s________.
What do you get ________ your birthday?
There isn’t ______ orange juice. What about ______ milk ?