at school和at the school,in hospital和in the hospital的区别
2个回答

有定冠词的表示具体的地点,而没有定冠词的表示与此地点有关的活动 eg:at school "在上学;求学" at the school "在学校里" in hospital "住院" in the hospital "在医院里" in prison "坐牢" in the prison "在监狱里"