The boy under the tree is______ taller than that one in front of the house.
A. many B. much C. more
The people there have met lots of difficulties, but they haven't ________ hope.
| A．picked up | B．given up |
| C．looked for | D．waited for |
I'm surprised to hear from her. ________, we last met ten years ago.
| A．On one hand | B．That is to say |
| C．Believe it or not | D．In other words |
Thanks to the Internet, different kinds of information ________ in a short time.
| A．can be learned | B．has been learned |
| C．can learn | D．has learned |
-- Our school bus will leave at 8 o'clock tomorrow. Don't be late.
-- OK. I will be there ten minutes________.
| A．sooner | B．slower |
| C．faster | D．earlier |
The rivers will become dirtier and dirtier ______ we take action to protect them.
| A．since | B．if |
| C．until | D．unless |