小学生英语语法解析：介词的语法
①in+月、年the morning/afternoon/evening/a week表示时间
②on+具体某一天(几月几日)/某个假期(…Day)
③at+具体某点时间、某个假期(…Festival)/the weekend
①in…street
表示方位 ②on…road/left/right
③at the…crossing/stop/某个具体的地点
①in the tree(不是树上长出来的)
②on the tree(树上原来自己长出来的)
表示时间：① ago(……以前) later(……以后)
② before (在……以前) after(在 ……以后)

。。。【每日一练】。。。
1 the first day ________ school
2 ________ the school playground
3 _________ classes
4 _________ Wednesday
5 __________ a farm
6 pull _________ carrots
7 a lot _______ fruit trees
8 live _________ a town
9 ________ the weekends
10 _________ the sitting room
11 ________ the 4th ______ November
12 look _______ them
13 _________ the playground
14 _______ the school hall
15 ________ New Year
16 talk _______ his students _______ holidays
17 _________ Christmas Day
18 have a big lunch _________ my family
19 dress _______ _________ costumes
20 _________ September or October

介词一般用于名词或者代词前面，表示该词与句中其他成分的关系。介词后面的名词或代词称为介词宾语(如果是人称代词，则要用宾格)。介词和介词宾语合在一起构成介词短语。