问题描述：
This is the case__he's had all his money stolen.A.where B.that 选哪个.Why?
The time is not far away__modern communications will become widespread in China's vast countryside.
A.when B.before.Why?
The people,__had been damaged by the flood,were given help by the Red Cross.A.all of whose homes B.all of their homes Why?
Is this research center__yoiu visited the modern equipment last year?
A.Where B.that C.the one that D.the one where Why?
The time is not far away__modern communications will become widespread in China's vast countryside.
A.when B.before.Why?
The people,__had been damaged by the flood,were given help by the Red Cross.A.all of whose homes B.all of their homes Why?
Is this research center__yoiu visited the modern equipment last year?
A.Where B.that C.the one that D.the one where Why?
问题解答：
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