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【单选题】
道路石油沥青的溶解度(三氯乙烯)应不小于()%。A.
90
B.
95
C.
98
D.
99
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【单选题】According to the passage, which is true of the school children?
A.
They prefer reading to watching TV.
B.
They like watching TV only after school.
C.
They would rather watch TV than read books.
D.
They like their teachers who teach them reading.
【简答题】膝关节由①___________________、②___________________和③___________________构成；膝关节周围的韧带，前方有④ ，内侧有⑤___________________，外侧有⑥___________________，囊内有⑦___________________和⑧___________________。
【简答题】膝关节由股骨下端、()上端和()构成。
【单选题】According to the passage, which is true of the school children?
A.
They prefer reading to watching TV.
B.
They take watching TV only after school.
C.
They would rather watch TV than read books.
D.
They like their teachers who teach them reading.
【单选题】Which of the statements is true of gorillas?
A.
They prefer to stay near their home.
B.
They move from place to place within a limited area.
C.
They are followed when they travel by other animals.
D.
They move around looking for food according to a fairly regular pattern.
【单选题】Generally, senior citizens enjoy their freedom and they prefer to live on their own _________ they can.
A.
as long as
B.
as far as
C.
now that
D.
even though
【简答题】列管式换热器在停车时,应先停( ),后停(
)A. 热流体冷流体 B. 冷流体热流体 C. 无法确定 D. 同时停止
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