[单项选择]As we have seen, propaganda can appeal to us by arousing our emotions or ______ our attention from the real issues at hand.
A. retaining
B. sustaining
C. distracting
D. obscuring

[单项选择]As we have seen, propaganda can appeal to us by arousing our emotions or ______, our attention from the real issues at hand.
A. retaining
B. sustaining
C. distracting
D. obscuring

[单项选择]As we have seen, propaganda can appeal to us by amusing our emotions or ______ our attention from the real issues at hand.
A. retaining
B. sustaining
C. distracting
D. obscuring

[单项选择]US and allied officials have said they have seen no credible evidence of civilian casualties(伤亡)from the air campaign,and they say that precision weapons are used in the strikes in an effort to （）being hurt。
A. prevent civilians on
B. prevent civilians from
C. Prevent civilians to
D. Prevent civilians in

[单项选择]If something can be easily seen, we say that it is________.
A. picturesque
B. desolate
C. vigorous
D. conspicuous

[单项选择]

As we have seen, the focus of medical care in our society has been shifting from curing disease to preventing disease—especially in terms of changing our many unhealthy behaviors, such as poor eating habits, smoking, and failure to exercise. The line of thought involved in this shift can be pursued further. Imagine a person who is about the right weight, but does not eat very nutritious (有营养的) foods, who feels OK but exercises only occasionally, who goes to work every day, but is not an outstanding worker, who drinks a few beers at home most nights but does not drive while drunk, and who has no chest pains or abnormal blood counts, but sleeps a lot and often feels tired. This person is not ill. He may not even be at risk for any particular disease. But we can imagine that this person could be a lot healthier.
The field of medicine has not traditionally distinguished between someone who is merely "not ill" and some one who is in excellent health and pays at
A. keeping people in a healthy physical condition
B. monitoring patients' body functions
C. removing people's bad living habits
D. ensuring people's psychological well-being

[单项选择]For several years now, we have seen a marked in attendance and exhibitions at the PCB design conferences.
A. increase
B. increased
C. increasing
D. TO increase

[单项选择]Woman: Have you seen Kelly around We were supposed to have lunch. Man: Well, her bag is here on the chair. Q: What does the man imply about Kelly

[单项选择](Rarely) (we have seen) such an effective actor (as he) has proven himself (to be).

[单项选择]We can't find our bikes ______. Have you seen them
A. anywhere
B. somewhere
C. nowhere
D. where