— Would you mind if I open the window for a better view?    

— _____.[ ]

A. Yes, please                        

B. Of course    

C. No, you can't open it          

D. No, go ahead

脾胃阳虚型呃逆的特征是（）。

A.呃声沉缓

B.呃声洪亮

C.呃声连续

D.呃声低长

E.呃声短促