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【简答题】
Complete the table by matching the phrases below. Select the appropriate phrases from the answer choices and match them to the type of organism to which they relate. TWO of the answer choices will NOT be used. This question is worth 4 points. Classic climbing styles Recent developments Answer Choices A. rock climbing B. indoor climbing C. environmental bonds D. a variety of climbing places E. climbing permits F. ice climbing G. professional equipment H. climbing competitions I. alpine climbing
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【单选题】-The mountain village is so beautiful. -Yes.Moreover，________the villagers live，there is fresh air. [ ]
A.
that
B.
where
C.
when
D.
whether
【简答题】四环素发酵生产使用的菌种是产生金霉素的（）和（）。
【简答题】酵母菌的维生素、蛋白质含量高，可用来生产食品和药品等。科学家将大麦细胞的LTP1基因植入啤酒酵母菌中，获得的啤酒酵母菌种可产生LTP1蛋白，并酿出泡沫丰富的啤酒。基本的操作过程如下： 有C进入的酵母菌分别在含有青霉素、四环素的两种选择培养基上的生长情况是（）。
【简答题】带传动中为什么要张紧? 常用带的张紧装置有哪几种？
【简答题】OBV计算公式是：今日OBV=昨日OBV+sgn×昨日成交量。（ ）
【单选题】Leaves flying in the air, it _____ the old good days I spent in the mountain village.
A.
suggests
B.
suggest me
C.
thinks
D.
thinks of
【简答题】带传动是如何工作的？有哪几种类型？带传动为什么要定期张紧？有哪些张紧方法？带传动有哪些优缺点？
【简答题】Looking for a new weight loss plan? Try living on top of a mountain. Mountain air contains less oxygen than air at lower altitudes, so breathing it causes the heart to beat faster and the body to burn...
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