---What a heavy haze! The air pollution is terrible now.
---It ________ worse unless we ________ action to protect the environment.
| A．is; will take | B．will be; will take |
| C．will be; take | D．won’t be; take |
There were few new words in the English competition for your daughter,_______?
| A．were there | B．weren’t there | C．aren’t there | D．are there |
While the alien _______ a souvenir, the girl called the police.
| A．was buying | B．bought | C．buys | D．is buying |
I think _________ necessary for students to take an interest in all subjects.
| A．that | B．this | C．it | D．one |
Lanmon _________ here for almost ten years and he has many Chinese friends.
| A．has been | B．left | C．has come | D．came |
If everyone pours less polluted water into Dianchi Lake, it will be _______.
| A．deeper and deeper | B．cleaner and cleaner |
| C．dirtier and dirtier | D．wider and wider |