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【单选题】
培养过程中不希望培养基 pH 发生大幅变化时,通常应该选择?A.
加碱
B.
加酸
C.
加无机盐
D.
加缓冲液
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举一反三
【单选题】_____ I had more money, I could buy my little brother a bicycle.
A.
Only if
B.
If only
C.
Only
D.
But for
【简答题】什么是天然水的碱度？写出并解释天然水碱度的定义表达式。
【简答题】天然水的碱度
【简答题】If I had more money, I ________(go out) more.
【单选题】If I had had more money that day, I _____ you some.
A.
would lend
B.
would have lent
C.
lent
D.
had lent
【单选题】《兄弟》:“江陵王玄绍,弟孝英、子敏,兄弟三人,特相友爱,所得甘旨新异,非共聚餐,必不先尝,孜孜色貌,相见如不足者。”其中“甘旨”是什么意思?
A.
甜美
B.
对父母的奉养
C.
美好的食品
D.
懿旨
【简答题】课文要点.doc 1.Mead is a beer-like drink made from honey, water and fruit. 蜂蜜酒是一种由蜂蜜、水和水果制成的像啤酒的饮料。 1 ) be made of 由......制成(看得见原材料) e.g. The table is made of wood. 2 ) be made from 由......制成(看不见原材料) e.g....
【单选题】_____ I had more money, I could buy my little brother a bicycle.
A.
Only if
B.
If only
C.
C Only
D.
But for
【单选题】If I had got a good job， I more money.
A.
save
B.
saved
C.
would have saved
D.
should save
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