Unit 2 Heroes Period One　Warmshy;up Lesson 1 课件（北师大版必修1）.ppt

(3)我们大多数人很少去思考我们的食物从哪儿来，又是如何种植的。 Most of us give little thought to ________________ or how its grown. (4)他在风雪中度过了七天，又冷又饿。 He spent seven days in the wind and snow, ___________. 【答案】(1)what we do (2)what he said (3)where our food comes from (4)cold and hungry 4．(课文重现)When the spaceship separated from the rocket, I suddenly got a feeling of soaring into the sky because of the zero gravity.太空船与火箭分离时，由于地球引力消失，我感觉像是在急速升入空中。 【句式分析】 本句是一个复合句。when引导时间状语从句。of soaring into the sky作定语，修饰宾语a feeling；because of the zero gravity作原因状语。 ①separate意为“分开，隔离”。作及物动词，构成短语separate A from B(把A和B分开)，意为“把原来结合或混合在一起的东西分开或隔离”；与之意思相近却容易混淆的词divide常与into连用，意为 “将整体分成若干部分”。 Please separate the big apples from the small ones. 请把大苹果和小苹果分开。 Divide the apple into two halves and give one half to her.请把这个苹果分成两半，把其中一半给她。 ② because of后接名词、代词、动名词或what从句等，但不能接that从句或没有引导词的句子，常作状语；because是连词，引导原因状语从句。 He was late for work because of getting up late.(＝ He was late for work because he got up late.)他上班迟到是因为起床迟了。 【完成句子】 (1)久别重逢，他们非常高兴。 They were very pleased to meet after such ______ ________ ________. (2)因为他妻子在那儿，所以我们对他只字未提。 We said nothing to him ________ his wife was there. (3)他离开了这家公司，是因为老板在会上所讲的话。 He left the company ________ ________ what the boss had said at the meeting. 【答案】(1)a long separation　(2)because (3)because of 5．(课文重现)Pat was in the bathroom with a hairdryer in her hand when she heard a crash.帕特正在浴室里，手上拿着吹风机，这时她突然听到一阵撞击声。 【句式分析】 (1)本句是一个复合句。when引导时间状语从句，表示一件事情正在发生、即将发生或刚刚完成时，又发生了另一件事，意为“正要……，这时(突然)……”“正在……，这时(突然)……”或“刚刚……，这时(突然)……”。常见表达： be (just)about to do…when… 正要……，这时(突然)…… be (just)on the point of doing sth when… 正要……，这时(突然)…… be going to do…when… 正打算……，这时(突然)…… be doing…when… 正在……，这时(突然)…… be on ones way to…when… 正在…… 的路上，这时(突然)…… be busy doing…when… 正忙着……，这时(突然)…… had (just)done…when… 刚刚……，这时(突然)…… One day Chuck was on a flight across the Pacific Ocean when suddenly his plane crashed. 一天， 正当查克飞越太平洋时， 他搭乘的飞机突然坠毁了。 I was busy preparing the dinner when someone rang the do