When we write our homework on the computer, we should _____ first.
| A．save the document | B．print our homework |
| C．open a new document | D．turn off the computer |
He showed the visitors ________the library .
| A．in | B． for | C．to | D．around |
----When did you visit the zoo? ----_____________.
| A．Tomorrow | B．Last week |
| C．In three days | D．Next week |
----Where’s Li Lei? ----Over there. I heard him _____when I came.
| A．singing | B．sang | C．sings | D．to sing |
I didn’t see _______ in the room.
| A．nothing | B．everything |
| C．something | D．anything |
________the school trip yesterday?
| A．How is | B．How was |
| C．What was | D．What is |