Safety in school has been of great concern because of frequent reports about accidents _______ students got injured or killed while in school .
After playing football about half an hour, the students took _________ rest.
How careless Tom is! He forgot to remind his boss _____ the important meeting yesterday. 一 What is terrible! I am afraid his boss will never forgive him _____ his carelessness. [ ]
______ car is it? — It’s her car.
Sam, my iPhone is in my bedroom. Could you ____________ it for me? — No problem.