________ it is expected that students come to college with the ability to solve most problems in their study by themselves , this is not always the case

I came here by taxi and the driver ____ me 50 yuan.— Really? You _____ by bus.[ ]

have passed the driving test!— ______!

Mary’s got crazy and has been sent to the mental hospital. Did you tell her boss about that? — Yes, but I ____ her husband first. [ ]

There ________ some tomatoes and milk in the box, butnow there aren’t any.