The new campus of our school has been set up inwas once a farmland.A. whatB. whichC. thatD

问题补充：

The new campus of our school has been set up inwas once a farmland.

A. what

B. which

C. that

D. where

答案：

(答案→)A. what

B. which

C. that

D. where

解析：what引导句词性从句时，“……样子”“……东西”“……地方”之意，此处意为：新校园建在从前是农田的地方。