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【单选题】
有一品种的涤纶,以结构单元表示的平均聚合度是208,该涤纶的平均分子量是(已知:涤纶重复单元的分子量是192)A.
2 08000
B.
3 9936
C.
1 04
D.
1 9968
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【单选题】语法冲刺 Now the hottest topic _____ people are talking about is the safety of food.
A.
who
B.
that
C.
which
【单选题】护士5月2日8:00铺好的无菌盘,其失效的时间为
A.
5月2日10:00
B.
5月2日12:00
C.
5月2日18:00
D.
5月2日22:00
E.
5月3日8:00
【单选题】Functional words do ______ work of expression in English on average than content words.
A.
far more
B.
less
C.
equal
D.
d. similar
【判断题】functional words do more work of expression in English on average than content words which are relatively unstable.
A.
正确
B.
错误
【简答题】Functional words do not have notions of their own. Therefore, they are also called e ____words.
【单选题】护士5月2日8: 00 铺好的无菌盘,其失效的时间点为
A.
5月2日10:00
B.
5月2日12:00
C.
5月2日18:00
D.
5月2日22:00
E.
5月3日8:00
【单选题】Functional words do _______ work of expression in English on average than content words.
A.
far more
B.
less
C.
equal
D.
similar
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【简答题】Functional words do not have notions of their own. Therefore, they are also called e ____words.