高二英语unit7-虚拟语气1.pptVIP

Ivyriver 2006.9.16 Word study 1.Choose the correct words to fill in the blanks. 1.In February 2003 some people got ________ (infected with/immune to) a strange disease and died within a month. 2.Having found out that the girl has got a disease which is ________(curable /incurable) and will die soon, the boy decided to help her to make the last days of her life beautiful and meaningful. 3.although he met many difficulties, Helen was not _______ (encouraged /discouraged), she continued struggling with the disease. 4.People think it a serious crime to attack ________ (defensive,defenceless) children. √ √ √ √ Fill in the blanks with words in the text. 1.It is not _________ to be late for work. 2.It took scientists several months to identify the _________ that causes SARS. 3.He was defeated in the tennis match because of a _______ of confidence. 4.When her husband left her, several friends organized a party to _______ me up. 5.It is no use trying to ________ him to have a holiday because he is a workaholic. 6.I think the best __________ for a cold is to drink a lot of water. 7.Not enough money is __________ to help the students in poor areas. 8.My father thinks the competition in computer companies is so fierce that he ___________ me from entering the field. proper virus lack cheer persuade treatment available discourages 　一、虚拟语气在非条件句中 　　虚拟条件句 　　　主句 与现在事实相反的假设 与过去相反的假设 与将来相反的假设 If+主语+动词的过去式 （动词be用were) If+主语+had +过去分词 主语+should, would,might, could＋动词原形 主语＋should, would,might, could ＋have +过去分词 1、If+主语+were to+ 动词原形 2、If+主语+should +动词原形 主语＋should, would, might, could＋动词原形 eg:If I had time, I would attend the meeting. If he had hurried ,he could have caught the train. If I were to go abroad ,I would go to America. 如果我是你，我就会努力学习． 如果我知道他的电话号码，我就给他打电话了． 如果明天下雨的话，我们会取消比赛． If I were you, I would work harder at my lessons. If I had known his telephone number, I would have called him. If it should