With prices _____ so much, it's hard for the company to plan a budget.
| A．fluctuating | B．waving | C．swinging | D．vibrating |
.Allow children the space to voice their opinions,____ they are different from your own.
| A．until | B．even if | C．unless | D．as though |
You should be _________ of your ______ behaviour.
| A．shameful; ashamed | B．ashamed; shameful |
| C．guilty; shameful | D．sorry; shameful |
______ for the free tickets, I would not have gone to the films often.
| A．If it is not | B．Were it not | C．Had it not been | D．If they were not |
A queen ant may ______ tens of thousands of babies in one summer.
| A．bear | B．have | C．give birth to | D．all the above |
There are a great _________ flowers shown in the park and ________ people go to have a look.
| A．plenty of; many | B．diversity of; a mass of |
| C．diverse; a lot of | D．diversity; a large number of |