by it/ be/ careless/ you/ not/ to/ close/ windows/ last night.
A. It was careless to you to not close all the windows last night.
B. It was careless to you not to close all the windows last night.
C. It was careless you not close all the windows last night.
D. It was careless of you not to close all the windows last night.
Câu trả lời là: D là đáp án đúng
