—________ does your music teacher come？
—At nine o’clock．
| A．When |
| B．What |
| C．Who |
| D．Why |
Bob learned a lot__________ tomorrow’s weather .
| A．on | B．from | C．for | D．about |
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 |