---How can I save the water?
---It’s easy. First, make sure the tap ____________ after using.
| A．turns off | B．is turned off |
| C．turns on | D．is turned on |
—Have they come here________？
—Yes，they have come here________．
| A．yet；yet |
| B．already；already |
| C．yet；already |
| D．already；yet |
We________that interesting movie before．
| A．didn’t watch |
| B．don’t watch |
| C．won’t watch |
| D．haven’t watched |
—Whose book is this？
—It belongs to________．
| A．me |
| B．my |
| C．mine |
| D．I |
His words made us________．
| A．to laugh |
| B．laugh |
| C．laughing |
| D．to laughing |
—________you________that novel yet？
—Yes，I have．I________it just now．
| A．Did；read；read |
| B．Have；read；read |
| C．Will；read；have read |
| D．Have；read；have read |