单项选择题
Mother told the child () too late.
A. not get up B. do not get up C. not to get up D. not getting up
单项选择题 Americans eat () vegetables per person today as they did in 1910.
单项选择题 () he does his work, I don't mind what time he arrives at the office.
单项选择题 I () with all the windows closed, but now I'd like some flesh air.