You did not let me drive. If we ____in turn, you wouldn’t be so tired now.
| A．drive | B．drove | C．were driving | D．had driven |
The traffic in Shanghai will be blocked and people will come to blows _____ the government plans in advance.
| A．as long as | B．unless | C．even if | D．since |
— Where’s your assignment?
— ____
| A．I had already handed it in. | B．It was handed in. |
| C．It’d been handed in. | D．It’s been handed in. |
The customers objected ____ unfairly in the course of shopping.
| A．to be treated | B．their being treated |
| C．to being treated | D．having been treated |
A major issue was put forward by some representatives at the conference ____ the teachers in the remote areas were underpaid.
| A．whether | B．at which | C．where | D．that |
The problem of carbon emission ____ at Copenhagen Summit has aroused the public’s wide concern.
| A．discussed | B．having been discussed |
| C．being discussed | D．to be discussed |