【名词&注释】
标点符号(punctuation)、破折号(dash)、化学性质(chemical properties)、省略号(ellipsis)、聪明人(a sensible man)、北京紫禁城、东华门、神武门(gate of divine prowess)
[单选题]在一定环境中，常温常压下的水可以瞬间结成冰，俗称”热冰”。下列说法正确的是【】
A. ”热冰”是纯净物
B. “热冰”在任何条件下都不会熔化
C. “热冰”与水的化学性质不同
D. 结成“热冰”后，分子停止运动
查看答案&解析
举一反三：
[单选题]下列句子中标点符号的作用分析错误的一项是（ ）
A. 他说，法国语言是世界上最美的语言——最明白，最精确。（破折号表示解释说明）
B. 这样的“聪明人”还是少一点好。（引号表示着重指出的部分）
C. 北京紫禁城有四座城门：午门、神武门(gate of divine prowess)、东华门和西华门。（冒号表示提示下文）
D. “好，好同志……你……你把它带给……”（省略号表示说话断断续续）
[单选题]Generation gap（代沟） has become a serious problem in our society．l read a (11) about it in the morning newspaper． It is said that some children even want to kill themselves after hav-ing quarrels(争吵) with their (12) ．1 think this is because parents and children don't often (13) each other． Parents now spend more and more time in the office，(14) they don't have much time to stay with their children． As time goes by，they both feel that they don't have the (15) topic to talk about．T0 (16) this problem，parents should spend more time being with their children，getting to know them and (17) them As for children，you should show your (18) to your parents and let them (19) your thoughts．Parents are the people who love you best． They (20) un-derstand you as long as(只要) you tell them． But the point is that you should try your best to understand them，too．
B. message
C. instruction
D. report
E. letter
[单选题]___________
A. health
B. money
C. dream
D. table
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