The prevent and treatment of AIDS is the field where we can ()(合作).
Richard Satava has visions of ________.
A.using a remote-control technique to treat wounded soldiers fighting overseas
B.wounded soldiers being saved by doctors wearing virtual reality helmets on the battlefield
C.wounded soldiers being operated on by specially trained surgeons
D.setting up mobile surgical units overseas
The author specifically mentions that ______.
A.black Americans are most prejudicially treated in the U. S.
B.discrimination in the South was not more obvious than in the North
C.the situation of blacks is almost the same today as it was in the 1930s
D.after blacks became free people they didn't experience discrimination in employment and public facilities
A.Prevent interruption of service
B.Minimize embarrassment
C.Prevent loss of life
D.Evacuate the facility
A.prevent…from spreading
B.prevent…to spread
C.protect…from spreading
D.protect…to spread
UN is trying to work out ways to prevent HIV/ AIDS transmission from mother to child.
A.Y
B.N
C.NG
People often dose their windows to prevent damage caused by ______.
A.tornadoes
B.thunderstorms
C.bursting structures
D.uprooted trees
A.prevent
B.care
C.defend
D.protect
A. to prevent
B. preventing
C. prevent
A.How to cover the cost of their legal fees.
B.How to prevent Nikki's sisters from using websites.
C.How to prevent the remaining photos on the Web from spreading.
D.How to prevent this from happening to anybody else.
A series of measures______(已经被采用)to prevent air pollution.