Many people believe we are heading for environmental disaster（灾难） _______we radically（根本地） change the way we live .
| A．but | B．though | C．unless | D．in case |
Last Sunday a few of us arranged to meet in town, but Jenny didn’t _______.
| A．give up | B．make up | C．turn up | D．take up |
The student _____ from the training so much that he was _____ the first prize in the event.
| A．benefited; awarded | B．awarded; benefited |
| C．gained; earned | D．earned; gained |
You ______ be hungry already--- you had lunch only two hours ago!
| A．mustn’t | B．wouldn’t |
| C．can’t | D．needn’t |
I like getting up very early in summer. The morning air is good _______.
| A．to be breathed | B．being breathed |
| C．breathing | D．to breathe |
--- You’re quite free now, I think.
---_______. I have tons of things to do!
| A．By accident | B．On the contrary |
| C．That’s right | D．I can’t agree more |