Unit 1SectionB 2a-2e 课件2022-2023学年人教版八年级英语下册

Unit 1 What’s the matter? Section B 2a-2e 2a Accidents or problems can sometimes happen when we do sports. Write the letter of each sport next to each accident or problem that can happen. A= soccer B= mountain climbing C= swimming 2a _______ fall down _______ have problems breathing _______ get hit by a ball _______ get sunburned _______ cut ourselves _______ hurt our back or arm A,B A,B,C A B,C B A,B,C 2b Read the passage and underline the words you don’t know. Then look up the words in a dictionary and write down their meanings. He Lost His Arm But Is Still Climbing Aron Ralston is an American man who is interested in mountain climbing. As a mountain climber, Aron is used to taking risks. This is one of the exciting things about doing dangerous sports. 此处who is interested in mountain climbing 为定语从句， 修饰先行词an American man, who为关系代词。 当先行词为人时， 常用关系代词who或that引导定语从句。 例: Do you know the girls who/that are dancing? be interested in为固定短语，意为.对...感兴趣”, 相当于take an interest in。 例: I'm interested in music.我对音乐感兴趣。 She began to take an interest in stamp collecting. 她开始对集邮感兴趣。 辨析: interested与interesting interested“感兴趣的”，只作表语，主语通常是人 interesting“引起兴趣的;有趣的”,作表语或定语，一般修饰物 because of”因为",介词短语，后面接名词、代词动词-ing形式 because“因为"，连词，引导原因状语从句 例: Betty was late because of the heavy rain. 因为大雨，贝蒂迟到了。 2b There were many times when Aron almost lost his life because of accidents. On April 26, 2003, he found himself in a very dangerous situation when climbing in Utah. On that day, Aron’s arm was caught under a 360-kilo rock that fell on him when he was climbing by himself in the mountains. Because he could not free his arm, free此处用作及物动词，意为“使自由;释放;解放" He expects to be freed quite soon. 他预计很快就能获释。 She struggled to free herself, but the ropes were too tight. 她挣扎着想脱身，但是绳子太紧了。 free作形容词，意为“空闲的;免费的;自由的"。 2b he stayed there for five days and hoped that someone would find him. But when his water ran out, he knew that he would have to do something to