72, The exam was easier than we thought. The exam was ………………………………………………………………………. 73, Han is a better swimmer than Lan. Lan is ……………………………………………………………………………….. Lan isn’t ……………………………………………………………………………. Lan swims ………………………………………………………………………….. 74, Can she take care of herself while her mother is away? Can she look ……………………………………………………………………….? 75, Where can I find the station? Could you …………………………………………………………………………. 76, We took a train to Liverpool last Saturday. We went …………………………………………………………………………….. 77, The trip to Chicago was cheaper than we expected. The trip to Chicago wasn’t …………………………………………………………. 78, It will not be necessary for you to go to the meeting next week. You won’t ………………………………………………………………………….. 79, Roller-skating doesn’t interest Sonia. Sonia isn’t ………………………………………………………………………….. 80, You ought to ride the bike more carefully next time. You had …………………………………………………………………………….