英语必修三u1单词语言点.pptVIP

behave Vi. 行为，举止，行为表现 He behaved in a very strange way. You behaved like a complete fool. (2) Vt. 行为检点，守规矩 I want you to behave yourselves while I’m away. 我不在家时你们要乖。 (3) behaviour n. 态度；举止 Their behaviour towards me shows that they do not like me. 练习： 1.If you don’t know how to __________ at table in foreigh country, you should copy the host.(守规矩) 2.Generally speaking , those __________ at school are usually popular with their parents at home. (表现好) 5.observe vt. 观察到， 看到，注意到 observe sb doing sth 观察到某人做某事 The teacher observed a boy cheating in the examination and scolded him. observe sb do sth 观察到某人做了某事 I observed him stop at the gate. observe sth 观察某事物 observe that +句子 观察到…… We observed that it had turned cloudy. (2)遵守，庆祝 We should observe the rules and regulations. Do you observe Christmas in your country? move off，set off 和set out 的区别 move off to set out/ off for... （表出发，动身去） set off 和set out都有“开始做某事”的意思但是，由于out是一个副词，所以set out应该与to do 搭配，组成set out to do, off为一个介词，所以后面要与doing连用，即set off doing。 worthwhile adj. 值得的，值得做的 His success makes all our efforts worthwhile. You’d better spend your time in reading some worthwhile books. 句型：It’s worthwhile to do/ doing 值得做某事 worthy[‘w?:ei]可作表语，也可作定语。作定语时意思为“有价值的”、“值得尊敬的”、“应受到赏识的”；用作表语时意思为“值得……的”、“应得到……的”，其后接of sth.，也可以后接to do sth（若该不定式要表示被动意义，则应用被动形式） . be worthy of sth. be worthy to be done/do be worthy of being done worthwhile与worthy一样，既可作表语，又可作定语。表示某事因重要、有趣或受益大而值得花时间、金钱或努力去做，一般做“值得的”、“值得做的”、“有意义的”解。用作表语时，可接动名词或动词不定式。 worth 习惯上不用 very 修饰（要表示类似意思可用 well），而 worthy 和 worthwhile 则可以用副词 very 修饰。如：　　That is very worthy of our attention. 那件事很值得我们注意。　　Nursing is a very worthwhile career. 护理工作是很值得干的职业。　　 但习惯上不说：The work is very worth doing. （very 应改为 well）　　 8.Crowd in (1)(想法，问题等) 涌上心头 Everything is crowding in on me... 所有事一齐涌上我的心头。 (2)大量涌入（狭小的空间） Students managed to cro