【正文】
倒裝結(jié)構(gòu)隨堂練: 1. ____ smoking, he would not have got cancer in the lung. A. Was he given up B. Had he given up C. Did he give up D. If he gave up funny ______that everyone burst into laughter. A. she looked B. was she looking C. did she look D. had she looked once in these years ____ the prices of these products. A. we changed B. have we changed C. did we change D. we have changed 4. “Why can’t I smoke? “At no time ______ in the meetingroom.” A. does smoking is permitted B. is smoking permitted C. smoking is permitted D. permits smoking such a hurry ______ his office that he fot to lock the door. A. did he leave B. he left C. he had left D. has he left after _____ reached eighteen ______ join the army. A. have you 。 you can B. have you 。 can you C. you have 。 you can D. you have 。 can you else in the world ______ more friendly p