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【单选题】
在液体培养基中加入一定量凝固剂,使其成为固体状态即为固体培养基,最理想的凝固剂是( )A.
琼脂
B.
胶
C.
胶
D.
酸钠
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反馈参考答案：
举一反三
【简答题】A) aggressive B) automatic C) vulnerable D) voluntary
【单选题】听力原文：M: Say, Rason, what are you watching? W: An old Japanese film. I wonder if I'm going to spend all my next year there. I'd better start familiarizing myself with the culture. M: You mean you are a...
A.
Taping some music.
B.
Watching a film.
C.
Making a video recording.
D.
Writing a letter.
【简答题】自动稳定器(Automatic Stabilizer)
【单选题】They understand the _____ of automatic sludge discharging of the purifierBut they are not good in practice.
A.
principle
B.
principal
C.
cause
D.
case
【单选题】设 int a=12,b=12; 则执行语句 ++a ; b++ ;之后, a,b 的值分别为()
A.
1 3,1 3
B.
12 ， 13
C.
13 ， 12
D.
12,12
【简答题】A．Automatic gas fill-ups. B．A touchtone phone system. C．Automatic cashier. D．Computer software.
【简答题】A.fantastic B.dramatic C.traumatic D.automatic
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