I've never met anyone with ____ voice.

A.such sweet a　  B.such a sweet　　C.so sweet 　 D.so a sweet

昨日习题答案：

I had scarcely left the house（ B. when  ）it began to rain.

句意：我出门那会儿正好开始下雨。
scarely充当否定成分，此句相当于not...when句型，意为刚刚，差点儿来不及.