【正文】
. ____ production up by 60%, the pany has had another excellent year. A. As B. For C. With D. Through 13. _____ this book and tell me what you think of it. A. Look through B. Look on C. Look into D. Look up 14. The doctor will be free ____. A. 10 minutes later B. after 10 minutes C. in 10 minutes D. 10 minutes after 15. Did you have trouble ____ the post office? A. to have found B. with finding C. to find D. in finding 16. If you keep on, you’ll succeed_____. A. in time B. at one time C. at the same time D. on time 17. We offered him out congratulations_____ his passing the college entrance exams. A. at B. on C. for D. of 18. How long has this bookshop been in business? A. After B. In C. From D. Since 19. The train leaves at 6:oo pm. So I have to be at the station____5:40 pm at