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(Passage 2, Lines 1-3, Para. 3)
Them we fed them four unidentified samples of cola on at a time, regular colas for the one group, diet versions for the other.
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(Passage 3, Lines 4-5, Para. 2)
... we find that we have to deal with things like climate, soil, plants, and such-like factors common to all biological situations;
S2.(Lines 1-2, Para. 6, Passage 2)
But for many, the fact that poor people are able to support themselves almost as well without government aid as they did with it is in itself a huge victory.
(Passage 2, Lines 2-3, Para. 2)
In the 1880s the United States was a land sharply divided between the immensely wealthy and the very poor.
(Passage 2, Lines 1-2, Para. 5)
While both groups did better than chance would predict, nearly half the participants in each group made the wrong choice two or more times.
(Passage 2, Lines 1-2, Para. 5)
Scientists have reason to think that a man can put up with far more radiation than 0.1 rem without being damaged;
S3.(Lines 5-6, Para. 2, Passage 3)
What easier way is there for a nurse, a policeman, a barber, or a waiter to lose professional identity (身份) than to step out of uniform？
In this passage, "out of sight and out of mind" (Lines 2 - 3, Para. 3 ) probably means ______.
A．being unable to think properly for lack of insight
B．being totally out of touch with business at home.
C．missing opportunities for promotion when abroad
D．leaving all care and worry behind.
In this passage, "out of sight and out of mind" (Lines 2 -3,Para. 3)probably means ______.
A．being unable to think properly for lack of insight
B．being totally out of touch with business at home
C．missing opportunities for promotion when abroad
D．leaving all care and worry behind
According to the passage, the Nazca lines were found ______.
A．in mountains.
B．in stones.
C．on animals.
D．on a plain.
(Passage 4, Lines 2-3, Para. 1)
Even a skilled writer probably could not describe all the features that make one face different from another.
