A. historyB. interactionC. bloodD. bond

A、Onset of the illness

B、Duration of the illness

C、Result of blood test

D、Factors that aggravate or ameliorate the symptoms

A、location,history

B、window,location

C、navigator,window

D、historylist,location

B. opposite

C. competitor

D. opponent

A.Local knowledge and global knowledge will merge．

B.Student will become more curious and ambitious．

C.People are able to learn wherever they travel．

D.Sources of information are greatly expanded．

A.Creating a good corporate image．

B.Conducting large-scale market surveys．

C.Anticipating the needs of customers．

D.Minimizing possible risks and dangers．

A.They are much greedier than other species

B.They are a unique species born to conquer

C.They force other species out of their territories

D.They have an urge to expand their living space

A.It will enable human society to advance at a faster pace．

B.It will pose a grave threat to our traditional ways of life

C.It is bound to bring about another information revolution．

D.It breaks down the final barriers in human communication.

A.Women.

B.Prisoners.

C.Manual workers.

D.School age children.

B.To raise money for AIDS patients．

C.To rally support for AIDS victims in Africa．

D.To draw attention to the spread of AIDS in Asia．