It's 12 o'clock. You must go _________.[ ]
A. to home
B. your home
C. home
答案：C
下列反应中，属于加成反应的是 [ ]
A．CH4+Cl2CH3Cl+HCl
B．CH2=CH2+HClCH3CH2Cl
C．2CH3CH2OH+O22CH3CHO +2H2O
D．
日本、匈牙利的法律规定，环境法的唯一目的是（）。
CH3Cl+HCl 
CH3CH2Cl
2CH3CHO +2H2O 