AIDS is said ______ the biggest health challenge to both men and women in that area over the past few years.

A．that it is         B．to be         C．that it has been          D．to have been

The price of beer ______ from 50 cents to $ 4 per liter during the summer season.

A．ran        B．separated         C．ranged         D．differed

In our country, it’s a practice that workers have ______ for the Springs Festival.

A．a week off        B．a week’s off        C．a weeks’ time        D．a week leave

One of the few things you ______ say about English people with certainty is that they talk a lot about the weather.

A．need         B．must         C．should         D．can

Either you or one of your students ______ to attend the meeting that is due tomorrow.

A．are          B．is          C．have          D．be

______ the police thought he was the most likely one, since they had no exact proof about it, they could not arrest him.

A．Although         B．As long as        C．If only        D．As soon as

Daniel’s family ______ their holiday in Huangshan this time next week.

A．are enjoying       B．are to enjoy       C．will enjoy       D．will be enjoying

China has got a good ______ for fighting against the flu with its careful and smooth organization.

A．reputation        B．influence        C．impression         D．knowledge

But for their help, we ______ the program in time.

A．can not finish                          B．will not finish

C．had not finished                        D．could not have finished

According to statistics, a man is more than twice as likely to die of skin cancer ______ a woman.

A．than         B．such         C．so         D．as