[单项选择]How many of the employees in this organization are men
A. 80.
B. 20.
C. 40.
D. 60.

[单项选择]How many of the employees in this organization are men
A. He loves his present job.
B. He is about to retire.
C. He is going to open a store.
D. He works in a repair shop.

[单项选择]How many employees does the manufacture have
A. 15
B. 50
C. 55

[单项选择]
How many employees currently work at Comp Co
A. (A) 50
B. (B) 100
C. (C) 150
D. (D) 200

[单项选择]How many Olympic employees and volunteers were at the 23rd Olympic Games
A. 14,300.
B. Approximately 103,000
C. More than 43,000.

[单项选择]How can employees submit announcements
A. By uploading them personally
B. By contacting Ms. Perkins
C. By emailing Tim Jones
D. By visiting a web page

[单项选择]

The World Health Organization says as many as 10 million persons worldwide may have the virus (病毒) that causes AIDS. Experts believe about 350 thousand persons have the disease. And one million more may get it in the next five years. In the United States, about 50,000 persons have died with AIDS. The country’s top medical official says more than 90 percent of all Americans who had the AIDS virus five years ago have been dead.
There is no cure for AIDS and no vaccine (疫苗) medicine to prevent it. however, researchers know much more about AIDS than they did just a few years ago. We now know that AIDS is caused by a virus. The virus invades healthy cells including white blood cells that are part of our defense system against disease. It takes control of the healthy cell’s genetic (遗传的)material and forces the cell to make a copy of the virus. The cell then dies. And the viral particles move on to invade and kill more healthy cells.
The AIDS virus is carried
A. An AIDS mother can pass on the virus to her unborn child.
B. The AIDS virus can be passed on through infected blood.
C. The AIDS virus can be passed on by shaking hands and sharing belongings.
D. The AIDS virus is passed sexually.