Nobody knows for sure what effect the global warming have _____ our environment in the long term.
| A．of | B．with | C．for | D．on |
With the prices going up every day， 300 yuan a month can hardly cover his of living.
| A．standard | B．cost | C．price | D．salary |
There is no experience you can have is more exciting than skating on real ice.
| A．of which | B．what | C．that | D．with whom |
On the chairs ， who had come to Dalian looking for jobs.
| A．three young men sat | B．sat three young men |
| C．did three young men sit | D．three young men sitting |
The young man didn't mean to the house. He stole into it and made a fire only to get warm.
| A．pull down | B．lay down | C．burn down | D．turn down |
—Where are we to hold the conversation？
—We'll go to a quiet place and no one disturb us.
| A．should | B．could | C．must | D．shall |