Is_in this factory,_is in the possession of Mr.Smith_several foreign experts are working?A.it;where;that B.it;which;where请说明一下为什么选B.

Is_in this factory,_is in the possession of Mr.Smith_several foreign experts are working?A.it;where;that B.it;which;where请说明一下为什么选B. Is_in this factory,_is in the possesion of Mr.Smith_several foreign experts are working?A.it;where;that B.that;that;where C.it;which;where D.it;who;which请说明一下为什么选C. 为什么“This factory produces steel.”中的steel是不可数名词?^_^ They made this kind of TV set in their factory.（变为被动语态）This kind of TV set _ __ in their factory Is this factory _ where you visited the other day?补充2.Is this factory _ he worked ten years ago?3Is this the factory _ boss your father worked for ten years ago?题目中那句除了the one 可以用where吗where本是没有的...我手误 how long this factory (开办) Do you know which factory p_ this kind of CD-ROM?They are going on a _ to Beijing,They are foreigh _(tour).In this game,the treasure _(hide) somewhere in the Arctic. The factory has made more cars this year—there has been an increase in _.A product B produce c.production Dproducts The factory has made more cars this year—there has been an increase in _.A product B produce c.production Dproducts My mother is a factory manager划线提问（a factory manager划线）_ _ _mother? This is big factory.(改为复数) when___you____(begin)to work in this factory? show us( )this big factory AinBatCaroundDoff This factory produses___(steel)适当形式填空 This is the factory ______ he works factory this factory opened ten years ago(同义句)10 years this factory open This factory opened twent years ago同意句 This factory _______ ________ ______for twenty years