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【单选题】
细菌的生物学性状最典型是在()。A.
迟缓期
B.
对数期
C.
稳定期
D.
衰退期
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举一反三
【简答题】Where can you buy tomato juice?
【单选题】根据环境空气质量标准GB 3095-1996,二级标准的总悬浮颗粒物年平均和日平均浓度分别为()和()毫克/立方米。
A.
0.08和0.12;
B.
0.20和0.30;
C.
0.30和0.40;
D.
0.30和0.50
【简答题】A．If the market goes down, you can buy in and hang on. B．If the market goes up, you can buy in and hang on. C．If the market keeps changing you can buy in and hang on. D．If the market remains changeles...
【单选题】What can you do if you are not sure about the postage?
A.
You can buy stamps from machines.
B.
You can buy different stamps of different prices.
C.
You can ask the clerk for help.
D.
You can put more stamps on the envelopes.
【单选题】在用调值公式法对工程价款价差进行调整时,固定要素通常的取值范围为( ),承包商采用的固定要素取值要尽可能( )。
A.
0.15-0.35,大
B.
0.15-0.35,小
C.
0.05-0.25,小
D.
0.05-0.25,大
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