Unit3 Part Four（课件）-《商务英语》同步教学（北京邮电大学出版社）

Unit 3 Responsibilities 目录 CONTENT Starting-up Part One Reading and Critical Thinking Part Three Listening and Speaking Part Two Grammar Part Four Project Part Six Practical Writing Part Five Part Four Grammar Grammar Adverbial Clauses 状语从句主要用来修饰主句或主句的谓语。状语从句一般由连词（从属连词）引导，也可以由词组引导。从句位于句首或句中时通常用逗号与主句隔开，位于句尾时可以不用逗号隔开。 状语从句根据其作用一般可分为九大类，分别表时间、地点、原因、条件、目的、结果、让步、方式和比较。 Grammar 现将常用的引导状语从句的连接词列举如下： Grammar Grammar Grammar Grammar Grammar Exercises I. Complete the following sentences by choosing A, B, C, or D. ( ) 1. Jane wore a raincoat 　　　　　 it was raining. A. so B. but C. however D. because ( ) 2. I didn’t manage to do it 　　　　　 you had explained how. A. until B. unless C. when D. before ( ) 3. You may use this room 　　　　　 you keep it clean. A. as long as B. although C. unless D. even if ( ) 4. She told us 　　　　　 story that we all forgot about the time. A. such an interesting B. such interesting a C. so an interesting D. a so interesting ( ) 5. After the war, a new school was put up 　　　　　 there had once been a theatre. A. that B. where C. which D. when D A A A B Grammar ( ) 6. We all got up early 　　　　　 we might start at 5 a.m. A. so as to B. in order to C. in order that D. so ( ) 7. 　　　　　 you start doing it, you should do it well. A. Before B. Until C. Once D. Though ( ) 8. 　　　　　 his speech was a long one, nobody lost interest. A. As B. Because C. Even D. Although ( ) 9. I’ll let you know 　　　　　 we get the result. A. before B. because C. as soon as