—Do you know if he         _to play  basketball with us?  

—I think he will come if he           free  tomorrow.      [ ]

A. come; is              

B. comes; will be      

C. will come; is        

D. will come; will be

前囟早闭或过小见于（）

A.佝偻病

B.小头畸形

C.呆小病

D.脑积水

E.脑膜炎