窝沟封闭剂的组成不包括（　　）。

A、有机高分子树脂

B、稀释剂

C、引发剂

D、塑化剂

E、辅助剂

Can you imagine ____________the Taiwan HEDP(塑化剂) event will affect our life —I’m not sure. Many people have begunto have water instead of drinks. how much D A:how far
B:how many
C:how often
D:how much