1.—————尽管这个计划很实用， it was declined by the manager.（as,practical)
2.the 2008 special olympic games,to be held in shanghai this october,is _______我们不太熟悉than the beijing olympic games.(familiar)
3.when he saw the beautiful rare stamp,she tired hard___________占有它（possession)
4.silk found its way to India,the Middle East and Rome,________交换spices and glass(exchange)
5.we are convinced that ______时间已经成熟an organized trip to Mexico(ripe)
6.I Know that __________好多年以后 you learn to live an independent life(it,before)
7.Alice cares most zbout her clothing,___________而玛丽不感兴趣in fashion(while,show)
8.you should bear in mind that on no account __________环境保护被忽视（should,ignore)
9.when you get a letter with a stamp on it,carefully_______把邮票剪下来(cut)
10.the cruel boss at the coal mine only occupies himself in making money,________不顾 the basic needs of the workers(have,ere)

1,Practical as the plan is,
2,less familiar to
3,to take possession of it
4,to exchange
5,time has riped
6,it will be many years before
7,while Mary shows little interest
8,the environmental protection should be ignored
9,cut the stamp off/out of it
10,having no care of/about （这道题所给的词似乎有问题）