Besides Tom, ________ Crosettes have two other sons, __________ of whom are all interested in making model planes.
| A．不填; two | B．不填; the two |
| C．the, three | D．the, the three |
____the Internet is ______ , I do not think it is a good idea to spend too much time on it.
| A．When; greatly beneficial | B．As; a great benefit |
| C．While; of great benefit | D．Now; of no benefit |
Cars play an important role in modem life, but they also cause many problems like air pollution.
| A．should | B．can | C．must | D．will |
—How long have you been studying in No. 8 Middle School?
—More than two years.
—So it will be less than one year you graduate from it.
| A．when | B．before | C．after | D．since |
— the team finished most of their research work?
—Yes, but the rest rather difficult.
| A．Has, are | B．Has, is | C．Have, are | D．Have, is |
Mum, please let us, Lily and me, go to visit the new provincial museum tomorrow, ?
| A．can you | B．will you | C．shall we | D．may we |