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【单选题】
EVAP的作用是( )。A.
反馈空燃比
B.
减少NOx生成
C.
将燃油系统产生的燃油蒸汽收集到活性炭罐中,根据发动机工况适时控制导入进气管,与可燃混合气混合后进入发动机气缸进行燃烧。
D.
吸附水蒸气
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皮皮学刷刷变学霸
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【单选题】Why can't Dr Smith meet the man at 4:30?
A.
Dr Smith will not work at that time.
B.
Dr Smith will be out to have a tea at that time.
C.
Dr Smith will have an appointment at that time.
【简答题】A．He doesn't know Dr, Jeffery very well. B．He thought Dr. Jeffery would get the position. C．He thought it took too long to make the decision. D．He's not sure Dr, Jeffery will be a good chairperson.
【简答题】听材料，回答问题。 1. Why can't the man see Dr. black now? A. Because Dr. Blackis busy. B. Because Dr. Black is out. C. Because Dr.Black can't see clearly. 2. When will the man go to see Dr Black? A. Tuesday ...
【简答题】请将下列大写金额转换为小写金额 人民币陆佰肆拾捌元伍角贰分 人民币伍拾元整 人民币柒仟元整 人民币捌分 人民币肆拾万叁仟零贰拾元零陆分 人民币贰佰万零壹拾伍元伍角整
【简答题】人民币壹拾万元整小写
【简答题】A．She wanted to sit by the window. B．She wanted to sit by the aisle. C．She couldn't bear the smoke. D．She wanted to talk with the man.
【简答题】[A] needn’t [B] didn’t dare [C] wanted [D] pointed out
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