初一英语介词用法总结

初一英语介词用法总结

1、介词是一种虚词，分为简单介词、短语介词和二重介词。

2、介词不能单独成句，必须和名词、代词或动名词组成

介词短语，表示人、物、事件等之间的关系，可作定语、状语、表语和宾语补足语。

3、表示时间的介词有at、in、on、since、from、after等，它们的用法有所不同。

4、at表示片刻的时间，in表示一段时间，on总是与日子

有关；since表示从过去到现在的一段时间的过程，from表示

从时间的某一点开始；in和after都表示在某个时间之后，区

别在于in表示在一段时间之后，而after则表示在某一具体时

间点之后。

___ he only seemed to read the newspaper and nothing else.

When referring to the use of a tool。"with" should be used。For example。"He is writing a letter with a pen." On the other hand。when referring to the use of a material。method。language。

or other similar things。"in" should be used。For example。"We measured it in pounds."

Both "in charge of" and "in the charge of" mean "responsible for。taking care of。or managing something." The difference is that "in charge of" is followed by the person or thing being taken care of。while "in the charge of" is followed by the person responsible for taking care of it。For example。"Who is in charge of the project?" or "The project is in the charge of an engineer."

As" is used to mean "in the role or n of" or "as if it were." For example。"Let me speak to you as a father." On the other hand。"like" is used to mean "similar to" or "in the same way as." For example。"Let me speak to you like a father."