UNIT 4 Section Ⅲ GRAMMAR 进行时态 （Word教参）-【优化指导】2022-2023学年新教材高中英语选择性必修第二册（北师大版2019）

Section Ⅱ　GRAMMAR 进行时态 [对应学生用书P43] [观察] 1.I have been watching the American TV series Prison Break these days and I can finish watching within two days. 2.—I have got a headache. —No wonder. You have been working in front of that computer too long. 3.Cathy is taking notes of the grammatical rules in class at Sunshine School, where she has been studying English for a year. 4.He had been looking forward to it all week. 5.On the day that the Macabees won the war, they cleaned up their holy place, which was called a temple, because the Syrian people had been living there. 6.—Can I call you back at two o’clock this afternoon? —I’m sorry, but by then I will be flying to Beijing. How about five? 7.At this time tomorrow, we will be cycling in the park. [归纳] 1.现在完成进行时表示动作从过去某一时间开始一直持续到现在，或者始于过去，现在刚刚中止，但注重的是结果。 2.过去完成进行时表示从过去某一时间开始并持续到过去某一时间的动作。 3.将来进行时表示将来某一时间持续进行的动作。 [对应学生用书P44] 现在完成进行时 现在完成进行时是由“have/has+been+现在分词”构成的。 现在完成进行时一般不用于被动语态。 —Where is Peter? I can’t find him anywhere. —He went to the library after breakfast and has been writing his essay there ever since. ——彼得去哪里了？我到处找不到他。 ——他早饭后就去图书馆了，一直在那里写论文。 [即学即练]　单句填空 ①Inventors have been trying(try) to make flying cars since the 1930s, according to Robert Mann,an airline industry expert. ②Languages have been coming(come) and going for thousands of years，but in recent times there has been less coming and a lot more going. ③For the past two years, Gordon’s students have been studying(study) ways to kill bacteria in zero gravity, and they think they’re close to a solution. 1.“一直持续”用法 表示过去开始的动作一直延续到现在并仍在继续之中，它常和“how long”“for+时间段”“since+时间点结构”及“all the time”“this week”“all day/night”“all the morning”等连用。 I haven’t been sleeping well since I returned home。 回到家以来我一直睡得不好。 [即学即练]　单句填空 ①A retired engineer, 76yearold Wilson has been offering(offer) free rides to college students for the past eight years. ②People have been pouring(pour) into stadiums since the days of ancient Greece. ③Since that first morning in 1978, I