If more people know about that, then____ they will do something to help.
| A．may be | B．might be | C．may | D．maybe |
TV set is one of in the world.
| A．most useful invention | B．the most helpful inventions |
| C．more helpful inventions | D．less useful invention |
I ______ my sister ______ the host of the party.
| A．hope, to be | B．will hope, to be | C．wish, are | D．wish, to be |
He was so worried that he couldn’t ______ new ideas.
| A．come up | B．come up with | C．find | D．think |
—When_________thecar_________?—In1885.
| A．did;invent | B．was;invented | C．does;invent | D．is;invented |
—Have you ever been to Qufu?
—Yes. I went there last year. It’s a very _______ place.
| A．educational | B．dangerous | C．difficult | D．delicious |