At home与in home是相等的，都表示“在家里”，但是他们两个的用法不同， At home一般是前面直接加人称，比如Tony is at home，而in home一般中间会加一个形容词性物主代词，也就是one's，比如 Jenny and Tony is in their home. 还有类似的考点，比如说in加大地点，at加小地点,比如, Arrive in China和arrive at Hospital.
At home与in home是相等的，都表示“在家里”，但是他们两个的用法不同， At home一般是前面直接加人称，比如Tony is at home，而in home一般中间会加一个形容词性物主代词，也就是one's，比如 Jenny and Tony is in their home. 还有类似的考点，比如说in加大地点，at加小地点,比如, Arrive in China和arrive at Hospital.
