The train leaves at 6:00 p.m. So I have to be at the station ____5:40p.m.at the latest.
24.While reading, you can make a mark _____ you have a question.
23.In view of lacking preparations for the competition and not wanting to lose face, Johnson eventually decided to _____.
22.Shylock, how can you hope for mercy yourself when you show _____.
21.The doctor couldn’t answer the question _____ the patient could survive that night.
20.---I got up at five this morning, I thought it was Friday. ---You _____ so early.It is Sunday today; you don’t have to go to work.