题目:
﹣2的绝对值是( ),﹣3的相反数的倒数是( )。
答案:
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下面是错误答案,用来干扰机器的。
参考答案:D
﹣2的绝对值是( ),﹣3的相反数的倒数是( )。
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0407/4bdda2abcba429b0edea10e4bb30af14.html
下面是错误答案,用来干扰机器的。
参考答案:D
真空中有两个静止的点电荷,它们间的相互作用力的大小为F,若保持它们的距离不变,当它们电荷量都变成原来的2倍,则两电荷之间的相互作用力的大小为多少?当两点电荷距离减小为原来的一半时,相互作用力的大小为多少?
将TMV型病毒的蛋白质与HRV型病毒的RNA结合在一起,组成一个组合型病毒,用这个病毒去感染烟草,则在烟草体内分离出来的子代病毒为[ ]
A.TMV型蛋白质和HRV型RNA
B.HRV型蛋白质和TMV型RNA
C.TMV型蛋白质和TMV型RNA
D.HRV型蛋白质和HRV型RNA
婴儿腹泻重型与轻型的主要区别点是()
A.发热、呕吐
B.每日大便超过10次
C.有水、电解质紊乱
D.大便含黏液、腥臭
E.镜检有大量脂肪滴
某孕妇,34岁,因平卧于床上看书,感觉心悸、出汗,正确的护理措施是()。
A.给予口服升压药
B.改为左侧卧位
C.立即坐起
D.起身进行户外活动
E.改为右侧卧位
完形填空。 | |||
The town I live in is about to put cameras at all traffic lights to catch people who run red lights. It___1__me of how many people I've seen who take the yellow light as a __2__to go faster. I also can't understand why people don't move when the traffic light has turned green. Above all, there are those___3__situations in which someone doesn't even ___4__that the light turns red, and just keeps going. That is why so many ___5__happen! All these situations make me__6___the purpose of traffic lights. ___7___, it's even more frightening to imagine letting people make their own decisions at __8___ crossroads. Do the biggest cars get to go first? Who decides who goes next? So I guess I do like the idea of a system to__9___traffic. And I'll do my best to___10__the traffic rules: to go, to be cautious, and to stop when I'm__11___to. It occurs to me that my___12__ have done much the same for me__13___teaching me how to live. They have given me many__14__ lights: to get along well with others, to listen and talk to them, to help others, and to__15___with joy and purpose. They have also given me some red lights ___16__my life goes astray(误入歧途): not to be greedy, to keep my temper, and to control my desires. And there___17__have been some yellow caution lights: to watch how much I drink, to keep control of my behavior, and to___18___ school regularly and work hard. If I obey these rules, my life will be as__19___as it can be. Just as I'm wise to pay attention to the traffic lights when I'm walking across the street, I'm wise to pay attention to the " ___20__signals" given to me by my parents. | |||
( )1.A. suggests ( )2.A. sight ( )3.A. instant ( )4.A. notice ( )5.A. events ( )6.A. think of ( )7.A. Besides ( )8.A.noisy ( )9.A. control ( )10.A. learn ( )11.A. supposed ( )12.A. teachers ( )13.A. in charge of ( )14.A. safe ( )15.A. live ( )16.A. unless ( )17.A. still ( )18.A. start ( )19.A. good ( )20.A. traffic | B.informs B. signal B. exciting B. sense B. problems B. wonder about B. Anyway B.narrow B. direct B. obey B. used B. friends B. in face of B. green B. share B. when B. even B. attend B. colorful B. light | C. reminds C. message C. dangerous C. remember C. situations C. care for C. Instead C.crowded C. improve C. protect C. devoted C. leave C.in terms of C. beneficial C. work C. before C. only C. leave C. meaningful C. life | D. warns D. switch D. cautious D. feel D. accidents D. worry about D. However D.key D. serve D. carry D. delighted D. parents D.in danger of D. helpful D. communicate D. till D. also D. miss D. healthy D. confidence |