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Unit 4 Global warming Period 2 Learning about Language & Using Language 课时精练（人教版选修6，重庆专用） 时间：30分钟 Ⅰ.短语填空 1．The school ____________ a new policy on the cell phone. 2．Various factors ____________ his downfall. 3．We can overcome any difficulties ____________ we are closely united. 4．You'd better get up early.____________，you'll be late for school. 5．The company ____________ 20 years ago. 6．____________ the class I would like to thank you all. 7．____________， a powerful earthquake occurs less than once every two years. 8．My opinion is ____________ the same as yours. 9．I won't ____________ her rudeness any longer! 10．____________ should you lend him any money . 答案 1.carried out 2.contributed to 3.as long as 4．If not 5.came into existence 6.On behalf of 7.On average 8.on the whole 9.put up with 10.Under no circumstances Ⅱ.完成句子 1．如果你那样做，影响就大了。(make a difference) If you do so it will ________ ________ ________ ________. 2．这个班的学生平均年龄是15岁。(average) ________ ________ ________ ________ the students in this class is 15. | 
