at home 为什么不用in 举例说明 如果用in 后面要加the吗at home 为什么不用in 举例说明 如果用in 后面要加the吗

at home 为什么不用in 举例说明 如果用in 后面要加the吗at home 为什么不用in 举例说明 如果用in 后面要加the吗 She look after David at home.请翻译成汉语,为什么after.为什么不用at,for,或in. at home 和at church中间为什么不用加the I usually stay home at night.stay home 中home前面为什么不用加at? 为什么be in=be at home at home 为什么at the shop 为什么要加the 有什么规律吗?请举例说明 on my arrival home 中on为什么不用at I was at home on Saturday.home 前面为什么不用定冠词the? at+the+snack+bar中为什么用at不用in at home/(in the/one's home)为什么at后面不要the? at home不用加the at the baker's为什么要加the (Having waited)in line for half an hour ,Tom suddenly realized that he had left his wallet at home为什么不用To have waited 而用Having waited in the lesson为什么用in不用at或on? Let us stay ( )home ( )the evening.为什么选 at;in on sb'home还是in还是at?为什么? i'll see you in the morning 为什么不用at?I work all day and often get home late at night.里面为什么要用at...还有we arrived at the village late at night.we left early in the morning.为什么前面用at 后面用in。 at home还是in the home live at home还是live in home