He _____the problem _____in his mind for a whole week before he did anything about it.
| A．switched; on | B．kicked; up | C．turned; over | D．took; on |
—How often do you go out for supper?
—________，once a week.
A．Have no idea B．It depends C．As usual D
．Generally speaking
He’d _____
____a volleyball court on the beach with stick.
| A．turned out | B．marked out | C．made out | D．broken out |
George Washington was born in 1732 in a rich family in ______
_ is now the state of Virginia.
| A．which | B．where | C．that | D．what |
The scientists are able to ________ accurately when the spaceship will reach the 
moon.
| A．accumulate | B．calculate | C．appoint | D．estimate |
The news has _______ all over the country _______ the spaceship succeeded in returning to the earth.
| A．inspired; which | B．inspiring; that | C．inspired ; that | D．spread; which |