The beef is too expensive. I won’t buy it .A. at that priceB. at a that priceC. on that p

问题补充：

The beef is too expensive. I won’t buy it .

A. at that price

B. at a that price

C. on that price

D. in that price

答案：

(答案→)A. at that price

B. at a that price

C. on that price

D. in that price

解析：以…价格或速度用介词at。