There’s water all over the kitchen. You’d better _______ right away.
| A．to mop up it | B．to mop it up |
| C．mop it up | D．mop up it |
Do you often hang with your friends on weekends?
| A．on | B．out | C．in | D．for |
Mike and Ito the zoo andsome tigers there yesterday.
| A．go; saw | B．go; see | C．went; see | D．went; saw |
Each of us was very happythe end of the day.
A. at B. on C, with D. for
Every year we go to the beach we can pick up lots of shells.
| A．when | B．on it | C．where | D．in the place |
Finally, tired happy, we took the subway back home.
| A．and | B．but | C．or | D．more |