Behind the teaching buildings ______ a big lake surrounded by trees and flowers.
| A．lays | B．is laying | C．lies | D．lie |
It is not profitable to provide bus services in districts where the population is widely _____.
| A．scattered | B．dismissed | C．separated | D．spread |
He _____ the place where he had been bitten by an insect.
| A．snatched | B．scratched | C．squeezed | D．stretched |
Trains stop here in order to _____ passengers only.
| A．get off | B．pick up | C．pull up | D．pull in |
This album is _____ as it was the only one ever signed by the President.
| A．unusual | B．unique | C．rare | D．special |
In aerospace devices the weight of the necessary power producing equipment is _____.
| A．vital | B．possible | C．capable | D．reliable |