On May 12th many parts of Sichuan were struck by an earthquake from effects the people a

问题补充：

On May 12th, many parts of Sichuan were struck by an earthquake, from effects the people are still suffering.

A. that

B. whose

C. those

D. what

答案：

A. that

(答案→)B. whose

C. those

D. what

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