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【单选题】
有关落地前的工作,下列说法错误的是( )。A.
归还为乘客保管的衣物
B.
落地前30分钟进行下降广播
C.
整理客舱，清理乘客用过的寝具、杂物等
D.
落地前8分钟，乘务员回到值勤位置坐好，系好安全带和肩带
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举一反三
【单选题】The fact that she was foreign made ______ difficult for her to get a job in that country.
A.
this
B.
that
C.
her
D.
it
【单选题】小概率事件指的是
A.
指发生概率 P ≥ 0 .5 的随机事件
B.
指一次实验或者观察中绝对不发生的事件
C.
在一次实验或者观察中发生的可能性很小的事件，一般指 P ≤ 0 .05
D.
以上说法均不正确
E.
A 和 C 正确
【单选题】The view that the yield of rice remains steady is by no means______, owing to the fact that yearly tempests overflowing Asia influence it in______manner.
A.
uncertain … a capricious
B.
uncontested … a predictable
C.
unrealistic … a catastrophic
D.
convincing … a redundant
E.
infallible … an erratic
【单选题】The loss of American dynamism concerned by the author is mainly manifested in the fact that______.
A.
American young are more indolent than their counterparts in other countries
B.
America suffered from a higher rate of unemployment than other countries
C.
More American young are out of work than their counterparts in other countries
D.
American young are obssessed with the incessant quest for material comforts
【单选题】Obviously, the word 'arrangement' underlined in the third paragraph refers to the fact that ______.
A.
he was arranged to speak about his involvement
B.
a campaign was under way to promote the administration
C.
he was paid for speaking on NCLB developments
D.
some critics made an arrangement to criticize him
【单选题】The fact that different drags used in the study are almost equally effective indicates that ______.
A.
doctors have not found the best drug to treat depression
B.
doctors can prescribe several drags to the patient
C.
the brain mechanism of depression is very complicated
D.
depression is caused by the imbalance of brain
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