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阅读短文。完成 17～19 题。 第 17 题 下列对“自由基”这一概念本质属性的解释，准确的一项是（）。
阅读短文。完成 17～19 题。
第 17 题 下列对“自由基”这一概念本质属性的解释，准确的一项是（）。
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题目内容
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阅读短文。完成 17～19 题。
第 17 题 下列对“自由基”这一概念本质属性的解释，准确的一项是（）。
如果结果不匹配，请 联系老师 获取答案
更多“阅读短文。完成 17～19 题。 第 17 题 下列对“自由…”相关的问题
阅读下面短文。回答 17～20 题。
第 17 题 根据对第二段的内容分析，下列判断全对的一项是（）。
阅读短文,完成 111～115 题:
第 111 题 下列对“太空行走”的理解，准确的一项是（）。
阅读下列短文，回答 46～50 题：
第 46 题 Labor force is composed of ________.
阅读下面短文，回答从的 114～116 题目。
Martin Luther King Jr．was born in Georgia in 1 929．When was still a boy Martin learned that his people，the black Americans，when often treated differently from most of（）fellow Americans．Many could not attend good schools，get good jobs，or live in nice houses because of the color of their （） .Manin knew that in a free country this was wrong.He wanted to help his black brothers，（）he decided to go to school and become a minister.
第 114 题 （）
A．his
B．those
C．most
D．their
二、阅读下面短文，从短文后各题所给四个选项(A、B、C、D)中选出能填入相应空白处的最佳选项。共3题，每题1分，共3分。 阅读下面短文，回答从的 114～116 题目。Martin Luther King Jr．was born in Georgia in 1 929．When was still a boy Martin learned that his people，the black Americans，when often treated differently from most of（）fellow Americans．Many could not attend good schools，get good jobs，or live in nice houses because of the color of their （） .Manin knew that in a free country this was wrong.He wanted to help his black brothers，（）he decided to go to school and become a minister.
第114题：（）
A．his
B．those
C．most
D．their
第二节 完型填空
阅读下面短文，从短文后所给的[A]、[B]、[C]三个选项中选择能填入相应空白处的最佳选项。
John is a famous writer now, but he said he was not a (16) student when he was young. He was often late for (17) and didn't like doing his homework. Sometimes, he slept in class while the teacher was teaching. He didn't understand much, (18) he always thought he understood everything. One day the teacher (19) the students a question, "When Jack was ten years old, (20) brother Bob was twenty. Jack is fifteen now and (21) is his brother Bob？" John said, "That's easy. Bob is twice as old as Jack, so he is now thirty."
Another time, the (22) in science class asked, "When it thunders (打雷), (23) do we always see the light before we (24) the sound？" “But, Miss," said John quickly, "don't you (25) our eyes are in front of our ears？"
(1)
A．good
B．tall
C．rich
阅读下列短文，回答 51～55 题：
第 51 题 It cannot be inferred from the first paragraph that _______.
第二节 完型填空
阅读下面短文，从短文后所给的[A]、[B]、[C]三个选项中选择能填入相应空白处的最佳选项。
A hot dog is one of the most popular American foods. It was named after frankfurter, a German food.
You may hear "hot dog" (16) in other ways. People sometimes say "hot dog" to express (17) . For example (例如), a friend may ask (18) you would like go to the cinema. You might say, "Great! I would love to go." Or, you could say, " (19) ! I would love to go."
People (20) use the expression to describe (描写) someone who is a "Show-off", who tries to show everyone else how (21) he is. You often hear such (22) called a "hot dog". He may be a baseball player for example, who (23) the ball with one hand, making a(n) (24) catch seen more difficult. You know he is a hot dog because when he makes such a catch, he bows (鞠躬) to the crowd, hoping to win their (25) .
(1)
A．eaten
B．used
C．cooked
![阅读短文。完成 81～80 题。 第 81 题 填入[1][2]中恰当的词语是（）。阅读短文。完成](https://img2.soutiyun.com/ask/uploadfile/3030001-3033000/0a9a353166367dae72aa71f88ebad94d.gif)
![阅读短文。完成 81～80 题。 第 81 题 填入[1][2]中恰当的词语是（）。阅读短文。完成](https://img2.soutiyun.com/ask/uploadfile/3030001-3033000/45487631b54dfef82d7e3b10fced47c3.gif)
