——Who watered the flowers beside the window? ——Helen ____________.
| A．Did | B．Do | C．did | D．does |
-I wonder if your wife will go to the party.
-If your wife ____ ，so _______ .
| A．does; does she | B．will ; will mine |
| C．does ; will mine | D．will ; will I |
_____ the students in our school is about 5000,_______ of them are boys.
| A．A number of ; three fifths |
| B．The number of ; third fives |
| C．A number of ; third fifths |
| D．The number of ; three fifths |
________ plastic bags we use, ________ it will be to the environment.
| A．The less; the better | B．The less; the worse |
| C．The fewer; the better | D．The fewer; the best |
Noise pollution can cause people to become sick. So our government has done________to stop it.
| A．anything useful | B．useful anything |
| C．something useful | D．useful something |
He _______ his head to see the _______ sun.
| A．rises; raise | B．rises; rising |
| C．raises ; rising | D．rises ; raising |