Ⅰ.单词拼写
1．They ________ (进一步) discussed the issue at yesterday's meeting.
2．I think we'll live together ________ (永远)．
3．I don't think I can live under the same ________ (屋顶) as you any longer.
4．Passengers were asked to ________ (确认) their own suitcases before they were put on the plane.
5．The air ________ (质量) in the city, as is shown in the report, has improved over the past two months.
