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【单选题】
下列说法中关于挥发油说法不正确的是A.
挥发油，又称精油
B.
挥发油是一类挥发性油状成分
C.
挥发油多具有芳香气味
D.
挥发油与混溶
E.
挥发油可随水蒸气蒸馏
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【单选题】____The water left in the kettle, the doctor put several things he unwrapped from a handkerchief.
A.
At
B.
To
C.
Within
D.
Into
【单选题】There was little water left in the river, ___?
A.
wasn't there
B.
was there
C.
didn't it
D.
did there
【单选题】______ the water left in the kettle, the doctor put several things he unwrapped from a handkerchief.
A.
At
B.
To
C.
Within
D.
Into
【单选题】When he got out of bed, Scobie ______
A.
jumped out like a young man, to show how healthy he was
B.
got out slowly because he was too busy talking
C.
could hardly get out although he suffered badly from rheumatism
D.
got out with difficulty because his bones were stiff and painful
【简答题】I. yze the features of the following passages. (1) First, a long glass tube was taken. The tube was closed at the top and was then completely filled with water. Next it was placed vertically in a ...
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