The country has already sent up three unmanned spacecraft, the most recent at the end of last March.
| A．has been launched | B．having been launched |
| C．being launched | D．to be launched |
If your baby has a fever, you should take him to see a doctor_______.
| A．completely | B．immediately |
| C．similarly | D．seriously |
-- How do you want to post it?
-- It is only printed matter; ______mail is OK
| A．general | B．ordinary |
| C．necessary | D．partial |
The accident was really unexpected I did try to avoid _______ the car in front of mine, but I failed
| A．to hit | B．to have hit |
| C．having hit | D．hitting |
We Chinese are proud _______our great success _______the area of science and technology.
| A．of; in | B．for ;on |
| C．of; on | D．form |
Mrs. Green takes the _______that children should be allowed to learn at their own speed.
| A．behaviour | B．description |
| C．attitude | D．method |