单项选择题
You（） buy some reference books when you go to the college.
A.could B.will have to C.must to D.might
单项选择题 He（） finding a taxi for me, even though I told him I lived nearby.
单项选择题 ----When shall we meet again?----（） it any day you like. It's all the same to me.
单项选择题 When Lily came home at 5p.m. yesterday, her mother（） dinner in the kitchen.
