Unit 5 Into the wild第二课时 Using languageⅠ.词汇初探1．accommodation (n.) 工作场所2．idiom (n.) 习语，成语3．authority (n.) 当权，权力4．source (n.) 来源，出处5．found (v.) 创立，创建Ⅱ.短语互译1．首次 for_the_first_time2．事实上 in_fact3．一举两得，一箭双雕 kill_two_birds_with_one_stone4．hold your horses 慢点，别急5．rain cats and dogs 下倾盆大雨6．date back to 追溯到7．when the cat's away(the mice will play) 猫儿不在，老鼠翻天Ⅲ.语法回顾观察下列句子，写出黑体词(关系代词)的先行词及在定语从句中所作的成分①Somehow they manage to travel around 4,000 kilometres south and find their way to places where they will spend the winter.先行词是 places；地点状语。②The solution to the mystery of the monarch's amazing ability comes at a time when it is in serious trouble.先行词是 time；时间状语。③Unfortunately，human activity is the main reason why the monarch numbers are falling.先行词是 reason；原因状语。④In many of the places where monarchs can be found，people are destroying the natural environment...先行词是 places；地点状语。⑤If this work is successful ，there may come a time when monarch numbers increase once again.先行词是 time；时间状语。①He is an authority on English.他是英语方面的权威。②You don't have any authority for entering this house.It's private.你们没有权力进入这所房子。这是私有的。③The authorities have taken measures to protect the trees.当局已经采取措施保护这些树。[归纳拓展]abuse one's authority 滥用职权be an authority on 在……方面是权威by the authority of 蒙……的许可have authority over 对……有权力have authority to do sth.有权力做某事in authority 权力；当权(地位)[即时巩固]完成句子①Parents have legal authority_over their children.家长对他们的孩子具有法律权益。②Who is in_authority here?这里谁管事？③He is an_authority_on French literature.他是法国文学方面的权威。④They...
