小升初英语复习重点:介词是英语网特意为大家整理的,希望对同学们有所帮助。更多内容尽在英语网。
介词:常用介词:in, on, at, behind等
1.at 表示时间概念的某一个点。(在某时刻、时间、阶段等)。
??at 1:00(dawn,midnight,noon)在一点钟(黎明、午夜、中午) ??
2.on
1)表示具体日期。
注:(1)关于在周末的几种表示法:
??at(on)the weekend?在周末---特指
??at(on)weekends?在周末---泛指
??over the weekend?在整个周末
??during the weekend?在周末期间
? (2)在圣诞节,应说at Christmas?而不说on Christmas?
2)在(刚)的时候。
On reaching the city he called up his parents.
一到城里他就给父母打了一个电话。
3.in
表示时段、时期,在多数情况下可以和during互换,前者强调对比,后者强调持续。 in(during)1988(December,the 20th century)在一九八八年(十二月、二十世纪)
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