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【单选题】
When should travelers to other countries get to the airport?
A.
Two hours before their flight leaves.
B.
Three hours before their flight leaves.
C.
Four hours before their flight leaves.
D.
Five hours before their flight leaves.
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【多选题】低于成本价格销售商品的行为,有下列情形之一的,不属于不正当竞争( )。
A.
销售鲜活商品
B.
处理有效期限即将到期的商品或者其他积压的商品
C.
季节性降价
D.
销售残次产品
E.
因清偿债务、转产、歇业,降价销售商品
【单选题】You may depend on______will not repeat his mistakes.
A.
it that
B.
that
C.
him that
D.
which that
【多选题】The difference between an invention patent and a utility model patent is ().
A.
Invention must be the proposal and innovation of new methods
B.
The utility model must be a product with shape and structure
C.
The creative requirements of utility model patents are lower than invention patents
D.
Some products cannot declare utility model patents
【单选题】The sentence 'I hate shots.' in the brackets (Paragraph 6) can best be paraphrased as ______.
A.
I don' t like to be attacked by a lot of so many unexpected questions
B.
I hate the guy for his endless questioning of my story
C.
I hate being given an injection
D.
I feel extremely shy before the handsome guy
【单选题】Will you please______ it again? I don't quite catch it.
A.
tell
B.
speak
C.
talk
D.
say
【单选题】Every society has its own peculiar customs and ______ of acting.
A.
ways
B.
behavior
C.
attitudes
D.
means
【单选题】1000g废旧线路板经过破碎后，进入摇床分选，将金属物料和塑胶类物质分开，分别进入金属料斗和塑胶料斗中，已知线路板中金属材料占20%，分选后金属料斗中金属物料占95%，假定在分选过程中金属材料全部回收到金属料斗，请问分选后有多少纯塑胶得到回收?（ ）
A.
200kg
B.
789kg
C.
800kg
D.
211kg
【单选题】下列对于软件测试的描述中正确的是
A.
软件测试的目的是证明程序是否正确
B.
软件测试的目的是使程序运行结果正确
C.
软件测试的目的是尽可能多地发现程序中的错误
D.
软件测试的目的是使程序符合结构化原则