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【单选题】
沉淀分离的方法为()
A.
盐析沉淀法
B.
等电点沉淀法
C.
复合沉淀法
D.
以上
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举一反三
【单选题】下列句子中,没有通假字的一项是( )
A.
浩浩乎如冯虚御风
B.
君子生非异也
C.
加之以师旅
D.
或师焉,或不焉
【单选题】How to unleash our creativity? Begin by 'letting down your shield'. Stop being self conscious, afraid of playing the fool, and be open to experience. Next, 'erase your blackboard.' We all have blackbo...
A.
3
B.
2
C.
4
D.
5
【判断题】流体发生热对流时,必然会伴有导热
A.
正确
B.
错误
【判断题】职业是一种谋生的手段,但也需要遵守道德。
A.
正确
B.
错误
【多选题】How to stop your teeth decay?
A.
Mouthwashes
B.
Dental floss
C.
Dental gum
D.
Teethwash
E.
Brush one's teeth
F.
Have more snacks or drinks  with sugar
【判断题】《菩萨蛮》这首词牌中,通常是两句一韵,还可以换韵。( )
A.
正确
B.
错误
【单选题】How did the nursery teacher make the babies ______? [     ]
A.
stop crying
B.
stop to cry
C.
to stop crying
D.
to stop to cry
【单选题】How can you stop your angry thoughts?
A.
concentrate on something pleasant and enjoyable
B.
think about yelling at someone
C.
get angry more intensely to release the stress
【单选题】糊剂所含固体粉末应在( )
A.
20%以上
B.
25%以上
C.
35%以上
D.
40%以上
E.
30%以上
【简答题】According to your knowledge, how Americans stop smoking?
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