Don’t forget to ______ the lights and the TV in the sitting room before going to bed.

____arrive late for class..

下列各句加点的词语运用不恰当的一项是（ ）

Please don’t ask me to solve mathematical problems;they are beyond my ____.

e me, sir— ___________— You’re not meant to park your car in front of themain entrance.— Oh, sorry. I don’t know.