2016-2017学年高中英语 Unit 4 Wildlife protection Period Ⅳ Using Language学案 新人教版必修2.doc

Period Ⅳ　Using Language Ⅰ.单词巩固 1．n.________收入 ________恐龙 ________县；郡 ________事件；事变 ________灰尘；尘土；尘埃 ________结局；结尾 2．v.________成功；接替；继任 ________雇用；利用(时间、精力等) _________损害；危害 ________咬；叮；刺痛 ________检查；视察 3．adj.________安全的；可靠的 ________凶猛的；猛烈的 Ⅱ.短语回顾 1．________________形成；产生 2．________________按照；根据……所说 3．________________以致于；结果 Ⅰ.课文理解 (Ⅰ)根据课文内容，判断正(T)、误(F) 1．Most animals have died out during the long history of the earth.(　　) 2．Dinosaurs are the most famous of the animals that have disappeared.(　　) 3．There used to be many different kinds of dinosaurs on the earth.(　　) 4．A rare species of bird－like dinosaur could both run and climb trees.(　　) 5．Now people know the reason why dinosaurs suddenly disappeared.(　　) (Ⅱ)根据课文内容，回答下列问题 1．When did dinosaurs live on earth? ________________________________________________________________________ 2．When did dinosaurs die out? ________________________________________________________________________ 3．How did dinosaurs die out? ________________________________________________________________________ 4．Where was bird－like dinosaur discovered? ________________________________________________________________________ 5．When did dodo die out? ________________________________________________________________________ Ⅱ.考点精析 1．They lived on the earth tens of millions of years ago，long before humans came into being... 千百万年前，它们(恐龙)就在地球上生活，比人类的出现要早得多…… [归纳] long before可单独作状语，意为“很久以前；很早”，此时before为副词。long before构成的常用句型为It be long before＋从句和It be not long before＋从句，前者意为“过很久才……”，强调经历的时间长；后者意为“不久就……”，强调经历的时间短。 [运用] (1)It ______________ we meet again. 我们要过很久才能再见面。 (2)It __________________ we meet again. 我们不久还会再见面。 2．When scientists inspected the bones，they were surprised to find that these dinosaurs could not only run like the others but also climb trees. 科学家们观察它们的骨头时，惊奇地发现它们不仅跟其他恐龙一样可以跑，而且还可以爬树。 [归纳] inspect vt.检查；视察 inspection n．检查；视察 inspector n．检查员 inspect sth./sb. for sth.因某事检查某事/某人 [运用] (1)I got out of the car __________________. 我下车检查损坏情况。 (2)The