妊娠期禁用的药物包括（）

A.硝酸甘油

B.环丙沙星

C.左旋多巴

D.卡马西平

E.双香豆素

—We have to stop talking here outside.Listen, _______!

—Hurry up, or well be late.

A．there goes the bell

B．there does the bell go

C．there the bell goes

D．goes the bell there