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问题 选择题

Peter has to spend ________ two hours every day on the demanding math assignment.

A．at least

B．at most

C．at latest

D．at last

答案

答案：A

单项选择题

To ensure the project team provides the functionality the customer expects in a new piece of software, the project manager asks the customer for sign-off on the design criteria. These documents are ______ .

A) technical specifications
B) performance specifications
C) product descriptions
D) quality assurance
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单项选择题

以下属于按专业划分的建筑工程图的是( )。

A．平面图
B．立面图
C．桥梁工程图
D．剖面图
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