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1、Unit 4 Astronomy the science of the stars Words & Expressions Word violent【语境展示】阅读下面句子，并试着归纳violent的意思。1. He shouts a lot but I dont think hes ever been physically violent towards her.2. It was the most violent film that I have ever seen.3. He had violent stomach pains.4. There was a violent storm a
2、t sea that night and their ship sank.【自我归纳】violent是形容词，意为：暴力的，粗暴的(句1-句2)；剧烈的，猛烈的(句3-句4)。【拓展】violence n. 暴力，猛烈，强烈violently adv. 粗暴地，强烈地【即学即练】用violent的适当形式填空。1. There was a(n) _ reaction from the public. 2. She _ disagreed with what we said. 3. We were all surprised at the _ of his anger.参考答案violent【即
3、学即练】1. violent 2. violently 3. violencepuzzle【语境展示】 阅读下面句子，并试着归纳puzzle的意思及用法。1. My sister likes doing crossword puzzles. 2. Scientists have been trying to solve this puzzle for years.3. The findings of the survey puzzle me theyre not at all what I could have expected. 4. Susans been puzzling about /
4、 over this strange letter for weeks.【自我归纳】 puzzle既可作名词，也可作动词。作名词时，意为：谜，智力游戏（句1）；难题，谜一般的事物（句2）。作动词时，意为“_”（句3、句4），常用于以下结构：puzzle sb. 使某人困惑（句3）；puzzle about / over sth. 苦苦思索，仔细琢磨（句4）。【拓展】puzzled adj. 困惑的，迷惑不解的puzzling adj. 令人困惑的，令人费解的puzzlement n. 困惑，迷惘【即学即练】 根据括号内的汉语提示补全下面句子。1. _ (令我不解的) was why he le
5、ft the country without telling anyone.2. What happened to the ship _ (仍然是个谜).3. Scientist _ (感到不解) as to why the whale had swum to the shore. 4. Dont disturb her; she _ (正在苦苦思索这个问题).参考答案puzzle【自我归纳】 迷惑，使困惑 【即学即练】1. What puzzled me 2. remains a puzzle3. were puzzled 4. is puzzling about / over this q
6、uestionin time 【语境展示】 阅读下面句子，并试着归纳in time的意思及用法。1. He wants to see changes in the company and I am sure he will, in time.2. Fred and Jim did not like each other at first, but in time they became friends3. The painting was successfully repaired in time for the opening of the exhibition.4. If we dont
7、hurry up, we wont be in time to catch the train.【自我归纳】in time 意为：迟早，最后，终于（句1、句2）；_ （常用于in time for sth. / to do sth.结构）（句3、句4）。【拓展】all the time一直，始终at the same time同时，一起 at times有时，间或in no time马上，立刻on time准时【即学即练】用含time的短语的正确形式填空。1. If you keep on trying, you will succeed _.2. If the train is _, it
8、should arrive at three oclock exactly.3. We got to the hospital just _ to see the newborn baby.4. With five hungry children seated round the table, the food disappeared _.参考答案in time【自我归纳】及时，来得及【即学即练】1. in time 2. on time 3. in time 4. in no timebreak out【归纳】break out意为“发生，爆发”，常指战争、灾难、疾病或者争吵打架等事件的发生
9、，也可以表示突然大声叫喊等。如：1. Two world wars broke out last century.2. A fire broke out in the hospital at midnight.3. After the flood, diseases broke out here and there.4. I was in a nightclub in Brixton and a fight broke out.5. He broke out, “That is not so!”【拓展】break off 突然中止，中断 break down 损坏，坏掉 break up 结束
10、，打碎，分裂，解体【即学即练】用适当的介词或副词填空。 1. The Second World War broke _ in September 1939.2. The meeting broke _ at eleven oclock, and then all the people left. 3. Jack broke _ telling the story to answer the telephone4. The car broke _ after an hours driving.5. Does everyone know what to do if a fire breaks _?参考答案break out【即学即练】1. out 2. up 3. off 4. down 5. out3
