If the cat __________the sparrow, it________ into the pond.[ ]

A. hadn't teased, would not have fallen

B. hasn't teased, would not have fallen

C. hadn't teased, did not fall

D. hadn't teased, won't have fallen

国家计量行政法规一般由（）起草。

A.全国人民代表大会

B.国务院计量行政部门

C.国家质量技术监督检验局

D.省（市、自治区）级及以上计量行政部