The Internet is really ________ to us. We can get a lot of things from it.
| A．useful | B．difficult | C．different | D．safe |
Jim has a ______. He is going to the USA to visit his sister.
| A．two-months holiday | B．two months’ holidays |
| C．two-month holiday | D．two months holiday |
The couple ______at this time yesterday. Nobody knew when they stopped.
| A．heard quarrelling | B．heard to quarrel |
| C．were heard quarrelling | D．was heard to quarrel |
Millie is______ clever a girl that she has worked out _______difficult math problems.
| A．so; so | B．such; such | C．so; such | D．such; so |
Did your father tell you ______?
| A．when he travelled to Hong Kong | B．how he goes to Shanghai |
| C．where he has spent his holidays | D．why did he visit Hangzhou |
—I’m afraid that I can’t do it.
—Oh, you should believe in yourself. You won’t know what you can do______ you try it.
| A．if | B．because | C．until | D．while |