教

学

过

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教 学 内 容 个案调整 教师主导活动 学生主体

活动 Complete the article with the following prepositions.

on in to into for after before

My family will move ___a new flat. We need a lot of new household appliances _______we can move___. Last Saturday, we went ___a department store. The household appliances section is ___the fifth floor.

Then we bought a washing machine. _____that, a vacuum cleaner came ____our package as it is useful ____keeping our house clean. We had a tiring but happy day.

What are prepositions?

How are they used?

1)Prepositions are words that are used before a noun or a noun phrase to show time, place, movement, etc.

2)A preposition can also be used before a verb in the -ing form.

e.g.: ...it is useful for keeping our house clean.

Fill in the blanks with proper prepositions

I am an English teacher in a middle school. Since I was in Junior High, I have been interested in English. ___that time, I usually got up ___5.30 a.m. reading English aloud. ___15 September 1998, I got the first prize in an English speech contest in my school, which made me work even harder at English. ____now, I have been learning English ____more than 14 years and I will never stop learning it.

conclusion:

The prepositions (at / by / on / for )

we filled in just now are used to express_______ .

prepositions of time

How to use prepositions to express time?

At: used before a point of time

In: used before a period of time

On: used before a particular day

For: to show how long something continues

By: indicating 'no later than a time'

Since: 'from a time in the past until a later time or now'

During: a later time or now'

After: indicating 'later in time'

Before: 'earlier than the time when'

between :indicating in the period of time separating

two dates, events; etc'

From: indicating the time at which sth starts

Until: 'up to the time of (a specified event)