_____ a smile on his face, he came into the classroom.
A. Have B. Has C. There is D. With
A: Hey, man. You can’t cross the street now. You have to wait _____ the traffic lights turn green.
B: Oh, sorry and thank you.
A. when B. after C. until D. while
A: Have you got any books on computers? I want to borrow _______.
B: Yes, Here you are, but you must return _____ by Friday.
A. one, one B. one, it C. it, one D. it, it
They got married ____ 2010. That means they have been married _____ 2010.
A. since, in B. since, since
C. in , since D. in, in
I think the place has changed ______ over the last years.
A. a lot of B. many C. lots of D. a lot
A: _____ do you know the book on the left?
B: I know it very well.
A. How long B. How often C. How well D. How soon