水环境质量现状调查范围，当下游附近有敏感目标时，调查范围应延长到敏感区的( )以满足预测敏感区所受影响的需要。

A．上游

B．下游

C．上游边界

D．下游边界

– Does Mary have long hair? – Yes, she does. But her sister _____ long hair.

A. doesn’t have      B. don’t have        C. don’t has