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【简答题】
已知函数 处有极大值，则常数c＝ ；
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反馈参考答案：
举一反三
【简答题】金属离子 M 溶液 pH 增大时, lg K f ′ (MY) ,滴定曲线的突跃范围 。(填增大、减小、无影响)
【单选题】— ? —Twice a week.
A.
How often do you use our company’s product
B.
When did you buy our products
C.
What did you buy in our company
【单选题】— Why are you interested in working for our company? — _________.
A.
Because I need to support my family.
B.
Because your company has a good reputation.
C.
Because I just graduated from university.
D.
Because you can give me a high salary.
【单选题】If you need further information, please()our office.
A.
constant
B.
construct
C.
contact
【简答题】格陵兰预算的( )需要丹麦出钱,丹麦支付约合每年 7 亿美元。
【单选题】We regret to inform. you that there will be a delay in delivery of your order for our product.
A.
对于要延迟交付贵方订购产品一事，我们很遗憾。
B.
对在交付贵方订购产品过程中出现的延误，我们表示遗憾。
C.
我们很遗憾地告知您，在交付贵方订购的产品时会有延迟。
D.
对于未能按照贵方指令生产产品一事，我方万分抱歉。
【简答题】阅读理解。 Do you like children? Do you have free time in the afternoon? We need a babysitter for our son. He is 6 years old . Hours are from Monday to Friday, 3:00 p.m. to 6:oo p.m. Sometimes you will wor...
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