A.乙醚 B.乙烯 C.二氯甲烷 D.四氯化碳
A.Si,B,P B.S,O,N C.F,Cl,Br D.Cr,Ni,Al
A.CH3CH2CH2CH2OH B.CH3CH(OH)CH2CH3 C.(CH3)2CHCH2OH D.(CH3)3COH