—He was___________ tired___________ he fell asleep as soon as he lay down.—Oh, we can go out and let him have a good rest.
There ____ a book and a pen on the desk.
The cup is on _____ desk.
Are they doing____ homework?
What are you ____?
--____ does Mary ___? ---The USA. A. When; come from B. Where; from C. How; go D. Where; come from