The store had to a number of clerks because sales were down.
| A．lay out | B．lay off | C．lay aside | D．lay down |
Swimmers must be very strong in order to build up speed because of the high resistance(阻力) of the water. Runners, , must struggle against the heavy resistance of the air and ground.
| A．generally | B．similarly | C．naturally | D．probably |
It is reported that people are likely to tell lies over the phone as they are in emails.
| A．as twice | B．twice than | C．twice more | D．twice as |
Some people have concerns over the Disneyland in Shanghai will have a negative effect on the one in Hong Kong, has been criticized for being too small.
| A．that; that | B．which; which | C．whether; which | D．what; which |
It’s a long story and there is not much time left, so I’ll tell you about it .
| A．in detail | B．in brief | C．in general | D．in all |
As the war in Libya goes on, an increasing number of people in the country from their homes and a safe place to stay.
| A．have been driven; are trying to find | B．has been driven; is trying to find |
| C．are being driven; have found | D．have been driven; have tried to find |