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【判断题】
含有游离醛基的醛糖或能产生醛基的酮糖都是还原糖A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】国际通行的服装穿搭TOP原则就是要通过讲究不同的时间、不同的场合、不同的地点穿不同的衣服,所以T代表的是时间,O代表_______, P代表的是地点。( )
【单选题】It's hard to believe that the person recognized Henry’s voice when he passed him in the street.
A.
If the man was going through a hard time and Henry really made an impression, he would remember.
B.
The man would have forgotten Henry’s voice. Nobody can remember a voice after hearing it only once.
【单选题】It's hard to believe that there are so many _____ in the human body.
A.
nails
B.
fingers
C.
hairs
D.
cells
【单选题】It's hard to believe that a tree can develop ______ a small seed.
A.
in
B.
into
C.
from
D.
by
【简答题】nasal preparations
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