The policemen soon came to the________where the accident happened.
| A．place |
| B．spot |
| C．situation |
| D．location |
–What’s that noise?
–Oh, I forgot to tell you. The new machine ______.
| A．was tested | B．will be tested |
| C．is being tested | D．has been tested |
A number of books in the library _______ been stolen so that the number of them ______smaller than before.
| A．have; is | B．has; is | C．has; are | D．have; are |
The growing speed of a plant is influenced by a number of factors, _____ are beyond our control.
| A．most of which | B．most of them |
| C．most of what | D．most of that |
It is usually warm in my hometown in March, but it _____ be rather cold sometimes.
| A．must | B．can | C．should | D．would |
I have reached a point in my life _____ I am supposed to make decisions of my own.
| A．which | B．where | C．how | D．why |