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1、Lesson 99-100一. 单词讲解1.slip1）v.滑倒，滑了一跤slip in the mud 滑倒在辽泥泞中 slip on the stairs 从楼梯上滑倒eg.I slipped on the ice 我在冰上滑到了2）v.滑落eg.The pen slipped from my hand 钢笔从我的手中滑落。3)溜走eg.He slipped out of the room. 他偷偷的溜出房间slip away/off 不辞而别4）n.疏忽，错误A slip of the pen 笔误 a slip of tongue 口误2.fall1)v.落下，跌倒eg. She fe
2、ll into the river yesterday. 她昨天掉进河里去了。Leaves fall in autumn. 秋天叶子 2）v.下降eg.The temperature will fall tomorrow 明天的气温将下降。 与fall相关的短语fall across 偶然碰到. 与.邂逅 fall asleep 入睡fall in love with.爱上某人3downstairs adv.楼下（反义词upstairs） go downstairs 下楼去 come downstairs 下楼来walk downstairs 走下楼 be downstairs 在楼下5.hu
3、rt1）v.伤eg.It hurt my back. 它伤了我的背。2）v. 伤害感情(心灵上或思想上的伤害)eg.I feel hurt . 我感到受了伤害3）v.疼痛eg.Does it hurt? 痛吗6.back1）n.背，背部lie on ones back 面朝天地躺着/摔倒fall on ones back 面朝天地躺着eg.I back hurts . 我的背部痛2）n.背面the back of hand 手背3）n.后面，后部eg.There are two students at the back of the classroom. 教室的后面有2名学生 4）adv.在后
4、，向后 stand back 向后站 回原处 go back to 回到. come back to.回来到.put these book back 把书放回原处 7.stand up 起立，站起来 sit down 坐下stand on ones head 倒立 standon ones own feet 独立，不依赖别人，自食其力stand behind 做后盾，支持. stand up to.经受住，勇敢面对stand well with 与和睦相处8.help1)v.帮助eg.Can I help you?(餐馆：您要吃点什么？ 商店：您要买点么？)We need your help.
5、 我们需要您的帮助。help sb out 帮助某人解决摆脱题，拜托困境 help sb with sth 在某刚面帮助谋人 2）n.帮助eg.Thank you for your help.谢谢你的帮助9.at once 立刻，立即（=right now）eg. They will go back home at once.他们将立刻回家10.sure adj. 一定的，确信的（作表语）eg.I am sure I dont know. 我真的不知道。 I am sure that he will come. 我肯定他不回来。 be sure and.(口语)千万要，一定要eg.Be sur
6、e and remember what I told you. 千万要记住我对你讲的话。Be sure and take the medicine. 一定要吃药。二语法：宾语从句用作宾语的句子叫宾语从句，宾语从句常常用连词that引起，而that没有意义，仅起连词作用。1.宾语从句的分类1).作动词的宾语。eg: Everyone knows that he is a good student.2).作介词的宾语。eg:This depends on how hard you work.3).作形容词的宾语。eg:They are confident that they can do the
7、job well.2.使用宾语从句要注意的问题1).从句引导词that的省略：在非正式场合下，that在引导宾语从句时，可以省略。如：I think (that )you are right. 2).形式宾语it：如果宾语从句后面跟有补语，要用形式宾语it来代替，而将从句放到补语的后面去。如：I heard it said that the factory was found in 1919.3).宾语从句的时态呼应：如果主句的谓语是过去时，宾语从句的时态要按照时态呼应规则进行相应的调整。但是若宾语从句表示的是客观真理或自然观念，其谓语时态仍用一般现在时。如：He said that he h
8、ad left his umbrella in the library.The teacher told the students that the Pacific Ocean is the largest ocean in the world.4).宾语从句否定意义的转移：在think，believe，suppose，expect等动词所尾随的宾语中，如果从句谓语是否定的，一般要将否定词not转移至主句谓语，而将从句宾语变为肯定形式。 如：I dont think he has time to play chess with you.三课后小结fall downstairs 从楼下摔下来 hurt ones back 伤到背后stand up 站起来 I am afraid that.我恐怕.get up 起来，站起来 had better. 最好.I am sure that.我确信.,
