We finally managed to make the customers___of the quality of the vehicle.

A．pleased

B．convincing

C．convinced

D．satisfied

痉挛性便秘者不宜采用（）。

A.高脂肪膳食

B.高纤维膳食

C.进食洋粉制品

D.低纤维膳食

E.多饮水及饮料