Great changes ______ in the city and a lot of buildings ______.
| A．have taken place, have been set up |
| B．have been taken place, have been set up |
| C．were taken place, were set up |
| D．have taken place, set up |
— Attention, please. The plane has to be _____ because of the heavy rain.
— Oh, bad luck! We have to wait now.
| A．put on | B．put off | C．put up | D．put away |
What would you do if you ________ on the moon?
| A．live | B．lived | C．have lives | D．will live |
—Whose bike is this? —It must belong_____. I have seen him riding it.
| A．John | B．John's | C．to John | D．to John’s |
This is my school ________ is near the post office.
| A．where | B．which | C．who | D．when |
Her son _________ Coke, but now he ________ milk.
| A．used to drink; is used to drinking | B．used to drinking; drinks |
| C．is used to drinking; used to drink | D．is used to drink; is drinking |