We hope that as many people as possible join us for the picnic tomorrow.
| A．need | B．can | C．must | D．should |
Children should be taught at an early age to keep ______even in a difficult situation.
| A．accurate | B．firm |
| C．optimistic | D．enjoyable |
What great trouble we had _________ where his house was.
| A．in finding | B．to find |
| C．find | D．found |
--Shall I open the window?
--I’d rather _________.
| A．you had better not | B．you don’t |
| C．you didn't | D．you shouldn’t |
_____ to strong sunlight for a long time will do harm to your skin.
| A．Being exposed | B．Having exposed |
| C．Exposing | D．Exposed |
The teacher didn’t like______composition written by the new student because it didn’t make_______ sense.
| A．the; a | B．the; / |
| C．a; the | D．a; / |