The children were surprised by the sudden _____ of their teacher.
| A．enter | B．entrance | C．entry | D．come |
In the past few months, a discussion ________about whether selecting “Three Goods” Students in elementary and middle schools should be cancelled.
| A．has to be held | B．has been held |
| C．has been holding | D．was held |
—How much do you know about the 3D film technology?
—A little. Not until _______the hot movie Avatar _______ some about it.
| A．did I see; did I begin to learn | B．I saw; I began to learn |
| C．I saw; did I begin to learn | D．did I see; I began to learn |
The expo is being held in Shanghai, _______a lot of advanced technology is shown for the first time.
| A．why | B．which | C．when | D．where |
That kind of plant can be made ______ paper and paper can be made ______ wood.
| A．of; of | B．from; of | C．from; into | D．into; from |
Television has many advantages．It keeps us ____ of the latest news and also provides entertainment in the house．_______ it’s so popular worldwide.
| A．informed, No wonder | B．to know, No doubt |
| C．learning, No chance | D．to think, No problem |