Question

those foreign friends are

高中定语从句选择
Don’t talk about such things_______ you are not sure of
A.that B what C as D those
Is this the factory______ you visited the other day?
A that B where C in which D the one
Is that factory___ some foreign friends visited last Friday?
A that B where C which D the one
Is this the hospital___ he worked ten years ago?
A that B where C which D the one
That tree ,the branches__ are almost bare ,is very old .
A whose B of which C in which D on which

Answer 1

1c先行词前面有such所以用as
2a从句缺宾语,关系代词充当其宾语
3d用the one补充句中的先行词
4b从句完整,故不用关系代词.（用关系代词的话是因为从句缺成份）
5b句中which关系代词,代替the tree. the+n+of+which构成定语结构
相当于the tree whose branches are almost bare is very old
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