A:M的分子式为C18H20O2
B:1 mol M与饱和溴水混合,最多消耗5 mol Br2
C:1 mol M最多能与7 mol H2发生加成反应
D:M与NaOH溶液或NaHCO3溶液均能反应
— What time do you often do your homework?
— We do ________at 7:30 p. m.