Jack,remember ______ off the lights when ______ the home.
OK,I won't forget,mom.( )
A.turning; leavingB.to turn; leave
C.turning; leftD.to turn; leaving
If you watch carefully, you can see ________ the man does the trick with the cards.
— Excuse me, can I interview Mr White? — A moment, please. Let me check ________.
The students don’t know the broken computer.
---Did Mr Smith tell you __________? ---Yes. He said that he went there in 2003.
— What are you discussing? — We are discussing_______________.