I know it’s normal for such a thing to happen, but we _____ it if we’d been more careful.
| A．need have avoided | B．could have avoided |
| C．will have avoided | D．had avoided |
If you buy ______MP4 player in our store, you can get a watch for ________free.
| A．a ,\ | B．an; the | C． an; \ | D．the ; the |
---Go for a picnic this weekend, OK?
--- ________. I love getting close to nature.
| A．I’m afraid | B．I couldn’t agree more |
| C．Have fun | D．I can’t follow you |
─Are you going to plant a great many trees in this area?
─Yes. The soil _________ away in this way.
| A．doesn’t wash | B．won’t wash | C．isn’t washed | D．won’t be washed |
It is known to all of us that lions ________ meat-eating animals.
| A．belonged to | B．are belonging to | C．are belonged to | D．belong to |
These plants are watered___________
| A．every other day | B．every other days |
| C．each two days | D．every two day |