题目:
胀管操作时,应将每个接头一次完全胀好,这样能保证胀接质量。()
答案:
参考答案:错
胀管操作时,应将每个接头一次完全胀好,这样能保证胀接质量。()
参考答案:错
完形填空。 | ||||
Seven loyal readers came to the Teens' office two weeks ago. They had a wonderful day learning how to make a newspaper. But what 1 made them excited was that they had their say (发表意见). "What most impressed me was 2 I was saying something, I found all eyes were 3 me," said Tang Shining, one of the students. Her friend, Li Chunbei agreed, and felt very glad that when she was talking, the editors nodded and even 4 notes. Students were happy to see the editors listen to their 5 .You may often 6 about being neglected (忽略) by teachers and parents. 7 before complaining, please 8 that you have already spoken about your thoughts. It's common in China that teachers at school and parents were 9 the ones to tell teenagers what they should and shouldn't do. The young are 10 to doing what they are told, rather than thinking by themselves. But then their ideas would be locked in their brains and not be 11 . A girl wrote to Teens about her family 12 . She used to be very sad because her father seldom talked and played with her. After years of consideration, she 13 decided to write her father a letter, telling him about her sadness. To her 14 , the father 15 , saying that he didn't realize his mistakes. From then on, he really 16 . Sometimes, we need to let our 17 be heard, so others can understand our thoughts and feelings. Don't be afraid of being 18 for what you have done. You know it is your 19 to speak your mind. 20 your ideas are denied (否定), at least you have tried your best. You will not be left with any regret. | ||||
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下列关于合成绿水晶说法正确的是()。
A.有强二色性
B.无二色性
C.有弱二色性
D.同一宝石上时有时无二色性
磁带录像机主要由哪几部分构成?
禁止内幕交易、操纵市场等证券欺诈活动是属于()。
A.证券发行监管
B.证券经营机构和专业服务机构的监管
C.对证券交易的监管
D.对证券交易所的监管
下列关于咽部表麻药的描述,错误的是:()
A.表麻的作用是止痛和制止反射的发生
B.提高表麻药的浓度能增强麻醉效果
C.1%丁卡因是常用的表麻药
D.利多卡因亦可作表麻用
E.普鲁卡因不作表麻用