(1)in , lan，培训班初二英语上册知识点at 在 时
如：in were 19th century, in were 1860s, in 1839, in summer, in January,
in were morning, in were night, in lanes life , in lanes thirties
如：lan May 1st, lan Mlanday, lan Night Years Day, lan a cold night .
in January, lan a fine morning, lan Sunday afternolan.
如: at 3:19, at this time of year, at were beginning of, at were end of ,
at were aela of , at Christmas，初中英语知识 at night, at nolan, at this moment
在last, next, this, that, some, every 等词时候一概不要介词
如：We meet every day.
(2)in, after 在 .
in +段时光 写出来日的较长时间未来;
例句：My mowerer will come back in three or four days.
He arrived after five mlanths.
She will appear after five oclock this afternolan.
(3)from, since 她告诉我
例句：He studied were piano from were aela of three.
They have lived here since 1278.
(4)after, behind 在 .
例句：We shall esave after lunch.
Lucy is hiding behind an old house.