---Listen! Who ______ in the next room?
---I think Sam is.
| A．sing | B．sings | C．singing | D．is singing |
—Why didn’t you stop them from in the lake? It was too dangerous.
— Sorry, I forgot it.
A. swimming B. swim C. to swim
—Where are Maria and Kangkang?
—They _____ England and they will be back next month.
A.have been to B. have gone to C. has been in
Here are two nice photos ______ my family.
| A．for | B．of | C．to | D．off |
This is ____ sister.
| A．you | B．I’s | C．my | D．me |
Is her name Mary?
— .
| A．Yes,it is | B．Yes,I am |
| C．Yes,she is | D．No,I’m not |