With the increasing unemployment rate, workers who are 50 to 60 years old are usually the first to be___.
| A．laid aside | B．laid up | C．laid out | D．laid off |
Many a man _____ come to help us.
| A．have | B．has | C．is | D．are |
The Olympic Games ____held every ____years.
| A．is； four | B．are； four | C．is； five | D．are； five |
Where ____rubbish， there are flies.
| A．there are | B．there is | C．is | D．there h |
Your trousers ____dirty， you must have _____washed.
| A．is； it | B．are； it | C．are； them | D．is； them |
Apples of this kind ____.
| A．tastes good | B．tastes well | C．taste good | D．taste well |