It is necessary _____ something to protect our environment.
| A．do | B．to do | C．does | D．doing |
We wonder if our teachersto our graduating party next weekend. If they, we'll be very happy.
| A．will come; will come | B．come; will come |
| C．will come; come | D．come; come |
I've been so bored for a long time. I hope to haveto do.
| A．exciting anything |
| B．nothing exciting |
| C．something interesting |
| D．good something |
Parents oftentheir childrensome good advice.
| A．otter; with | B．offer; / |
| C．provide; with | D．both B and C |
People in Lanzhou are glad that a modem subwayin several years.
| A．will complete | B．will be completed |
| C．has completed | D．is completed |
Have you asked the teachertomorrow morning?
| A．if we needed an umbrella |
| B．when and where we shall meet |
| C．how shall we get there |
| D．what should we take |