---__________ do you speak English so well?
--- By talking to foreigners a lot.
| A．When | B．What | C．Where | D．How |
—What’s electricity?
—It’s a form of energy _______ we use in our daily lives.
| A．who | B．which | C．where | D．Whose |
A student need a ________ place to study, but , in fact, some parents are always watching TV at that time.
| A．cleaner | B．quieter | C．safer | D．Smaller |
When the first settlers came to North America, they had to ________ the forest and found a way out.
| A．cut off | B．cut down |
| C．cut through | D．cut out |
—I'd like to go camping with you, but I have meeting _______.
—If you don't go, ______.
| A．to attend, so do I | B．attending, so will I |
| C．attend, neither will I | D．to attend, nor will I |
—Why are the lights in the teachers’ office still on?
—There ________ be some teachers working there.
| A．can | B．must | C．may | D．ought to |