Viết lại câu sao cho nghĩa không đổi

1  They clean this room everyday 
    This room .......
2Mary is taller than Anne
     Anne is not as.........
3 Why don't we watch a film now?
     What about...........
4 " would you like to have some coffee?", Said Tom to Mary

       Tom invited Mary...........
5 I cannot remember the man's name . he phoned me last night.
       The man whose..........
6 If we don't protect the environment , our life will be badly affected
      Unless we .............
7 the film was very amusing, so no one could stop laughing.
      The film was so ..........
8 Quan is the tallest in the group.
       No one............