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问题 多项选择题

下列建设工程施工专业分包合同关于开工说法正确的是（）。

A．分包人应当按照协议书约定的日期开工

B．如果分包人要求延期开工，应在约定开工日期前7天提出要求

C．承包人接到分包人短期开工的请求，应在接到请求后的36小时内答复

D．承包人超过规定时间未予答复，视为同一延期开工的要求

E．因非分包人原因不能按期开工，合同工期相应顺延

答案

参考答案：A, D, E

单项选择题

Questions 81-90 are based on the following passage.


It sounds like a science fiction, but researchers say it’s a scientific fact: Microscopic organisms dubbed "killer algae" are paralyzing fish with unknown toxins and then eating away at their flesh. They might be making people sick, too.
The name given to this single-cell organism, or dinoflagellate, is Pfiesteria piscimorte- literally, "fish killer. " It was discovered at North Carolina State University in 1988, but at the same time, few scientists believed in its existence, much less in its highly unusual predatory nature. But ongoing research has led to international acknowledgment of the phenomenon and, recently, research funding.
Seemingly prompted by an unknown substance secreted by fish, the aggressive creature swims into action. It sends neurotoxins into the water and air, paralyzing a fish’s nervous system, and causing it to gasp for air at the surface. Eventually the fish suffocates. The killer dinoflagellate then attaches itself to the fish and begins sucking away at its flesh. This macabre scenario may help solve several sea mysteries, such as why fishermen report seeing "fish walks" (fish trying to leave the water) and pools of dead fish with holes eaten through them.
Whether humans are affected by the dinoflagellate’s toxin remains to be seen. Researchers think it’s unlikely eating fresh fish are in danger, but anyone with frequent exposure to the creature could be in peril. Several researchers working with the algae have reported bouts of memory loss and disorientation.
To understand the killer algae further, scientists must fully characterize their toxin and determine what stimulates them to attack. They also need to know if the algae are hurting fish populations, and whether pollutants make them more likely to attack.

Which of the following questions is answered according to the information given in the passage

A. What is the toxin used by the fish killer
B. Who first discovered the organism
C. How does the fish killer paralyze fish
D. How many fishes can the organism kill each day
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判断题

对于外汇汇出汇款撤销引起的外汇资金回流，凡是在汇出时办理售汇手续的，应予以办理结汇手续，汇率按照解付汇款人当日的汇买价办理。
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