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【简答题】
在施工成本的控制中，施工成本控制工作的核心是预测。
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反馈参考答案：
举一反三
【简答题】How much will you pay for your second child if you take two children along?
【单选题】The well-known singer was ______ at the electronic organ by his school teacher.
A.
coordinated
B.
cooperated
C.
accompanied
D.
associated
【简答题】计算：（3a 3 b-9a 2 b 2 -21a 2 b 3 ）÷3a 2 b．
【单选题】Will you pay cash for the goods, madam, or would you like them______to your account?
A.
charged
B.
paid
C.
recited
D.
priced
【简答题】能在无生命培养基中生长繁殖的最小原核微生物是
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