伊顿WCB刹车冷却水的入口水温应低于（）。A.45℃ B.38℃ C.30℃ D.2

单词拼写（满分5分）

小题1:If you keep on doing the experiment like this, there will be much       （评论）.

小题2:I wish you could       (劝服) him not to do that.

小题3:The boy was caught c       in the final exam and got severely punished.

小题4:After the 1000-meter race, all of us were very tired and out of b    .

小题5:My advice is that you should c     your father before you make a decision.

小题6:Those who have made great       (贡献) to the environment should be rewarded, I suppose.

小题7:We can’t       (忽视) the fact that large numbers of girls in the world still can’t be educated.

小题8:To our great    (安慰), our grandmother’s illness proved not to be as serious as we had thought.

小题9:It’s very important for us to d     between right and wrong, isn’t?

小题10:What you said about your new book at the meeting made your readers c    .

网上购物以其方便实惠成为一种时尚，但高三（4）班女生小刘最近在网上购物时却遭遇陷阱。她通过网上银行向某一网站支付980元钱购买一台复读机，拿到货物时却发现是劣质产品。当她打电话向工商局举报此事时，工作人员显得很不耐烦，匆匆回答说：“法律对这方面规定不具体，我们不管！”由此可见，网购虽然发展空间大，但同时也存在销售商夸大宣传、退换条件苛刻、法律条文不完善和网上转账不安全等不健康因素。

（1）请从经济生活角度，分析网购陷阱存在的原因。

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（2）运用所学经济学知识，说明面对网购陷阱，国家、企业、消费者应该怎么做。

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钟表在3点时，它的时针和分针所成的角（小于平角）是（    ）°．

非标准筛所处理的物料是大于（）mm。

A．0.3

B．0.4

C．0.5

对于往复式内燃机，当连杆的弯曲和扭曲值超出允许值，一般先（），后（），变形较小时可采用（）。