高中英语 Unit 2 Heroes Section Ⅴ Grammar教学案 北师大版必修1-北师大版高一必修1英语教学案

Unit 2 Heroes Section Ⅴ Grammar单元语法项目(一)——一般过去时和过去进行时语法图解探究发现①China’s first manned spaceship lifted off at 9 a ． m. on Wednesday, October 15th, 2003 in Jiuquan, Gansu Province.②The launch was very successful.③During the 21hour space flight, the Shenzhou Ⅴ circled the earth 14 times.④He was also able to speak with his wife and 8yearold son.⑤At 6 ： 23 a ． m. on October 16th, Yang Liwei landed in Inner Mongolia safely.⑥When the spaceship was lifting off, I could really feel the high gravity.⑦While the spaceship was circling the earth for the sixth time, Yang Liwei spoke with ground control in Gansu.⑧While he was sleeping, the spaceship circled the earth twice.⑨The naughty boys were constantly making trouble.⑩He said that he was coming to see me next week.[我的发现](1)例句①②③④⑤的时态是一般过去时。(2)例句⑥⑦⑧中，从句的时态是过去进行时。(3)例句⑨是过去进行时与 always, constantly 等副词连用，表示感情色彩。(4)例句⑩中，从句用过去进行时表示过去将来时。一、一般过去时1．构成和句式构成：主语＋动词过去式或 be (was, were)句式：否定句把 not 加在 did 或 be 后，疑问句把 did 或 be 提到主语前。2．用法(1)表示过去某个时间发生的动作或存在的状态。常与表示过去的时间状语连用，如yesterday, last week/month ..., just now, in 2014, two years ago, a moment ago等。He bought the computer five years ago. 他五年前买的这台电脑。The boy fell off his bike yesterday.这个男孩昨天从自行车上摔了下来。I had two eggs and a glass of milk for breakfast this morning.今天早上我早餐吃了两个鸡蛋，喝了一杯牛奶。[即时演练 1] 用所给词的适当形式填空①(2015·福建高考改编)To my delight, I was_chosen (choose) from hundreds of applicants to attend the opening ceremony. ②(2015· 湖 南 高 考 改 编 )I wasn’t able to hide my eagerness when I asked (ask), “Wha...