请根据中文提示，完成下列句子，每空一词。
You must ________ _________ (照看)your things.
My classmates are ________ _________ (谈论) the Great Wall .
Don’t ________ _________ for school.(迟到)
She usually ________ _________(看电视) on Saturday evening.
You must go to school ________ _________. (按时)