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【单选题】
吸收速率主要决定于通过双膜的扩散速度,要提高气液两流体的相对运动,提高吸收效果,则要A.
增加气膜厚度和减少液膜厚度 ；
B.
减少气膜和液膜厚度 ；
C.
增加气膜和液膜厚度 ；
D.
增加液膜厚度和减少气膜厚度 。
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【单选题】______, she isn’t ready to buy it.
A.
Much as she likes the gold ring
B.
The gold ring much as she likes
C.
Likes much as she the gold ring
D.
As much she likes the gold ring
【单选题】My mother likes ____, but she doesn't like ____ with Ms Black now. [ ]
A.
going shopping; to go shopping
B.
to go shopping; going shopping
C.
going shopping; going shopping
D.
to go shopping; to go shopping
【简答题】细菌的特殊结构有：[填空(1)]、[填空(2)]、[填空(3)]。A. 荚膜B. 鞭毛C. 芽孢
【单选题】__________ Amy likes to go to the cinema, but she doesn’t like to see horror films.
A.
Since
B.
As
C.
Though
D.
不填
【简答题】同义句转换。 1. She likes the book that was written by Lu Xun. She likes the book__________ __________ Lu Xun. 2. She decided that she won't go alone. She decided __________ _________ go alone. 3. Surfing t...
【简答题】细菌的特殊结构有：[填空(1)]、[填空(2)]、[填空(3)]。
【简答题】如图是酵母菌和细菌的结构示意图，据图回答： （1）酵母菌和细菌都是单细胞生物，有些细菌有[1]______等特殊结构；酵母菌与细菌在结构上的主要区别是细菌没有______． （2）细菌通过______进行生殖；在条件适宜的情况下，大多数真菌的繁殖方式是______． （3）在自然界中，动植物死亡后，遗体会逐渐消失，这是因为细菌、真菌等微生物把它们分解成了______、______和无机盐，被绿色植...
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