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【简答题】
发动机的特点是什么，有哪几个冲程组成，汽油机与柴油机的区别。
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反馈参考答案：
举一反三
【简答题】阅读理解。 Men are spending more and more time in the kitchen, according to a report from Oxford University. Women, who, thirty years ago, spent under two hours a day on cooking, now spend just one hour an...
【单选题】All of us must be educated to understand or realize that______.
A.
the more people with university degrees we have, the better life we will have
B.
we couldn't live without education
C.
everyone should have a chance to be educated at universities or colleges
D.
one should choose his job according to his ability
【简答题】With the (develop) ______ of foreign trade, more and more people are doing import and export business.
【简答题】More and more foreign______(visit) come to Beijing these years.
【单选题】关于前列腺液检查，正确的是
A.
正常无白细胞
B.
正常无红细胞
C.
正常不见精子
D.
前列腺炎时磷脂酰胆碱小体明显增多
E.
吞噬细胞吞噬大量脂滴形成前列腺颗粒细胞
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