－I think teenagers should not be allowed to get car licenses.
－I agree. They are not _______.
| A．serious enough | B．something serious |
| C．nothing serious | D．enough serious |
—Does the dish taste as _________ as it used to be?
—No, I don’t think I have ever eaten a worse one.
| A．badly | B．good |
| C．bad | D．well |
Mobile phones and electronic calculators _______ be brought in the test rooms at exam times.
| A．couldn’t | B．needn’t |
| C．don’t have to | D．mustn’t |
—What’s your plan for the coming summer holiday?
—I’ll devote as much time as I can ________ some voluntary work.
| A．to do | B．doing |
| C．do | D．to doing |
Some people like iphone 6 _______ much that they want it to be on China’s market as soon as possible.
| A．very | B．quite |
| C．too | D．so |
—Our head teacher says we should have more sleep these days.
—I don’t agree with his idea __________ he might be right.
| A．if | B．although |
| C．unless | D．because |