甲、乙两车分别从A、B两地同时相对开出,6小时后相遇,甲车每小时行125千米,乙

题型:解答题

问题:

甲、乙两车分别从A、B两地同时相对开出,6小时后相遇,甲车每小时行125千米,乙车每小时行115千米,A、B两地相距多少千米?(先画出线段图再用两种方法计算)

考点:整数,小数,分数,百分数和比例的复合应用题
题型:解答题

阅读理解。

     Now lots of teenagers like smoking. It's a big problem. Some of them smoke, just for fun and some think

smoking looks cool. Others smoke because there are many people around them that smoke.

     As we all know, smoking is harmful, especially to students. Some teenagers even steal money so that they

can buy cigarettes. Besides, smoking does harm to brains and it can influence studies. Finally, it is bad for

health because it can cause diseases.

     Therefore (因此), we should protect ourselves from smoking. First, we should learn more about the

danger of smoking. Second, we should keep away from people who smoke.

1. Now some teenagers like smoking because ________.

A. smoking is good for them

B. their parents want them to do so

C. they think it is fun

2. From the passage, we know some teenagers steal money in order to ________.

A. buy cigarettes

B. buy books

C. play games

3. Smoking is harmful to ________.

A. brains

B. legs

C. eyes

4. Which of the following sentences is NOT true?

A. Smoking can cause diseases.

B. Smoking can influence studies.

C. We shouldn't keep away from people who smoke.

5. The writer of the passage wants teenagers ________.

A. to smoke

B. not to smoke

C. not to keep away from smoking

题型:解答题

在精索前方将腹内斜肌下缘和联合肌腱缝至腹股沟韧带上的疝修补术是()

A.Ferguson修补术

B.Bassini修补术

C.Halsted修补术

D.McVay修补术

E.疝成形术

题型:解答题

男孩,6岁,发热1天,稍咳,家长给予口服复方磺胺甲唑,次日体温不退,头痛,咽部不适,面红,全身痒,皮肤可见弥漫性、针尖大小的红色皮疹,左拇指甲沟有红肿化脓且剧痛,即到医院就诊。

考虑下列哪项诊断()

A.猩红热

B.药物疹

C.麻疹

D.风疹

E.外科型猩红热

题型:解答题

男性,25岁,面部疖肿挤压后出现寒战、高热。血白细胞18×109/L,中性粒细胞90%,局部肿胀明显,全身皮肤见散在淤血点。

对此病人如处理不当容易引起()

A.面部蜂窝织炎

B.海绵状静脉窦炎

C.脑脓肿

D.化脓性脑膜炎

E.败血症

题型:解答题

做机组导叶紧急关机时间是在()情况下测定的。

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