--Do you think ________ a concert（音乐会） in our school hall this weekend?
--Yes, there will.
| A．if there will have | B．that there will be |
| C．if there will be or not | D．that will there have |
—Where is your key?
—___________.
A. Yes, it is
B. They are here
C. It's in the drawer.
The apples are _____ the tree, and the birds are _____ the tree.
A. in; on B. on; in C. in; in
Call Mary____ 333-6241,
A. at B. to C. in
____ do you spell "photo"?
A. What B. How C. Who
— Are these your books?
—No, they aren't. They're____.
A. her B. his C. mine