—Would you like to have dinner with us?  

—______ . [ ]

A. You are welcome      

B. I like chicken very much

C. I’d love to. Thanks.    

D. The restaurant is very far from my house

下列对牙周膜承力的描述不正确的是（）。

A.牙周膜所能承受的力可以经锻炼而增强

B.越接近水平向的力越易为牙周组织承受

C.力在牙周膜耐受限度内有生理刺激作用

D.力在牙周膜耐受限度外有损伤作用

E.越接近垂直向的力越易为牙周组织承受