[单选题]
The word eccentric in the second paragraph most probably means__________
A、a rather strange person
B、a person of no exceptional ability
C、an ambitions person
D、peculiar or unusual

[单选题]
From the text we learn that__________.
A、bioterrorism is an engineered threat to human beings
B、bioterrorism can be arrested by improving communication
C、natural infections and bioterrorism are the same in essence
D、the anthrax attacks are more threatening than the outbreak of SARS

[单选题]
He talks tough but has a tender heart.
A、heavy
B、strong
C、kind
D、wild

[单选题]
请在第___________处填上正确答案．
A、material
B、item
C、product
D、food

[单选题]
Paragraph 5_____
A、Harm Screening May Do to a Younger Woman
B、Investigating the Effect of Screening
C、Effects Predicted by Two Different Models
D、Small Risk of Inducing Cancers from Radiation
E、Treatment of Cancers

F Factors That Trigger Cancers

[单选题]
The last?few?weeks have been enjoyable.
A、close
B、near
C、past
D、several