人教版高中英语必修二 Unit 1 Cultural relics Period 4 Learning about language and Grammar学案（无答案）

Book 2 Unit 1 Cultural relics Period 4 Learning about language and Grammar 编者：李兴兵 修编：毛彦芳 导学目标 1.掌握学案中所列词汇:furniture, take apart和…when…句型. 2.辨别限制性与非限制性定语从句的区别. 自主学习 1. One day he was_looking in a second-hand furniture shop when he saw an amazing object among the many different vases and jewels.(P3) 一天，他正在一家二手家具店里查看，这时他(突然)在众多不同的花瓶和首饰中看见了一个神奇的东西。 品味典例： I was thinking of this when I heard my name called.我正想着这件事时，突然听到有人叫我的名字。 I was reading a book attentively when an old friend came to see me. 我正在全神贯注地读一本书，忽然一位老友来访。 归纳拓展： be doing...when...意为“正在做…这时(突然)…”，when作并列连词。相当于and then，and at that time。 be about to do...when... =be on the point of doing...when... 即将做……这时…… had just done...when... 刚做完……这时…… 品味典例： I was about to swim in the river when the guide told me there were man-eating fish in it. 我正要下河游泳，这时导游告诉我河里有食人鱼。 He was on the point of leaving when someone knocked at the door.他正要走，这时有人敲门。 We had just fallen asleep when the bell rang. 我们刚刚入睡，铃声就响了起来。 小试牛刀： 完成句子 ①他刚刚离开，电话就响了。 He _____ the telephone rang. ②我们正要离开，突然Jerry来了。We _____ Jerry arrived. ③我刚看完了电影战狼1(Wolf Warriors I)，爸爸就回来了。 _____when my father came back. 2. furniture (U)n.(总称)家具 小试牛刀： ① The old lady lived in a big apartment with many pets but _____ in it. A. many furnitures B much furniture C. few furnitures D. little furniture ②_____ furniture it was! A. What a good B. How good a C. What good D. How good 注意: 类似不可数名词还有clothing, jewellery, news, information, equipment等。 ③What beautiful _____(首饰) she was wearing! ④There are 3 items of _____(新闻，消息) in the newspaper. 3．take apart拆卸；拆开 品味典例： The old man saw some Germans taking apart the Amber Room and removing it. (P4) 老人看到一些德国人拆除并移走了琥珀屋。 It's easy to take a watch apart but difficult to put it together again.拆开表是容易的，但再装起来就难了。 归纳拓展： tell/know...apart把……区别开来 apart from ①除……以外别无(except) ②除……之外还有(besides) 品味典例： Apart from the cost，it will take a lot of time. 除了费钱以外，还要花很多时间。 It's difficult to tell the two brothers apart. 这两兄弟很难区分开。 小试牛刀： 用apart的相关短语完成句子 ①_____(除了)the cost，the project will take a lot of labours. ②It's difficult to _____ the twins _____(区分开)． ③The worker _____(拆开)the machine to mend it. 合作探究———语法突破 限制性定语从句与非限制性定语从句 一、限定性定语从句与非限定性定语从句的区别 区别 限制性定语从句 非限制性定语从句 形式 与主句之间不用逗号隔开 与主句之间一般用逗号隔开 功能 对先行词进行限定、修饰。如果去掉，剩余部分的意思便不完整、不明确 对先行词作附加说明，去掉后，句子剩余部分的意思仍然完整、明确 先行词 名词或代词 名词、名词性词组或整个主句 引导词 所有的关系代词/副词 除that和why ... ...