With prices _____ so much, it's hard for the company to plan a budget.
| A．fluctuating | B．waving | C．swinging | D．vibrating |
---My family usually goes skating for vacation. I like skating, but I want to try something different this year.
----_______.
| A．Let’s go! | B．Cheer up! | C．Like what? | D．Take care! |
Not easy as the problem of pollution is____, no one should just stop trying.
| A．to solve | B．to be solve | C．solving | D．being solved |
Let us suppose that we _____him about it, what would have happened?
| A．had not told | B．did not tell | C．will not tell | D．don’t tell |
There’s no point trying to ___ with her because she will never change her mind.
| A．agree | B．compete | C．compare | D．reason |
___the survivors in the traffic accident appreciated the police before they left for their homes.
| A．The most of | B．Most | C．The majority of | D．The majority |