One thing I am certain of is that hard work _______ good results.
| A．refers to | B．contributes to | C．sticks to | D．devotes to |
Some wild animals _____ and killed at such a speed that they will disappear from the earth in the near future.
| A．hunted | B．have hunted | C．are being hunted | D．had been hunted |
Special attention should be _____ to air pollution wherever the factory will be built.
| A．made | B．paid | C．taken | D．sent |
I couldn’t find Peter, did I know where he had gone.
| A．but | B．nor | C．so | D．and |
It was dangerous for you to swim in that river. Youeaten by the fish.
| A．might have been | B．must have been |
| C．could have been | D．should have been |
_____ I can see what you mean, even though I don’t share your point of view.
| A．In the way | B．On the way | C．In no way | D．In a way |