单项选择题
Go that way a take a seat.（）
A.No, I‘m not tired. B.Thanks, but I would rather stand. C.Yes, that‘s a good way. D.It doesn‘t matter.
单项选择题 You look（） What（）you（）
单项选择题 You must explain（）how they succeeded（）the experiment.
单项选择题 We（）every day when we were children.
