7. David was lying in bed, _____ , listening to an English pop song.
56. It is impossible for so workers to do so work in a single day.
55. Because of his English, he couldn’t talk to the foreigner .
54. --- I have two suggestions: one is to go to the cinema, the other is to have a drink. --- Well, personally I prefer the _____ one. I don’t like films very much. late B. latter C. latest D. Last
53. In 1989, a(n) _______law was passed by the United Nations to stop people putting waste into sea.
52. The two American came to China for a visit. They visited many places ______ and enjoyed themselves.