介词：介词是一种虚词，通常与名词、代词等共同使用。

介词种类：

1.表示地点位置的介词，如at, in, on, under, above, beside, behind,near等。

例：The stereo is near the door. 音箱在门附近。

2.表示时间的介词，如in, on, at等。

例：

I was born in September.我在九月出生。

I sat down by the door.我坐在门旁边。

They lived in a room above the shop.他们住在商店上面的屋子里。

I will be back after 3 o'clock.我会在三点后回来。

I'll pick you up around ten.我会在十点左右接你。

练习题

1.I was born_____1995.

A.in

B.on

C.at

D.up

2.We get up_____6:30 every morning.

A.in

B.on

C.at

D.up

3.Jack always stay_____home on Sundays.

A.in

B.on

C.at

D.up

4.There are many people______Beijing.

A.on

B.in

B.at

D.here

5.There is a book _______the desk.(on,above)

6.All students left 10 minutes______.(ago,before)

7.We often go home_____train.(on,by)

8.She gets______very early.(on,up)

9.Shall I see you_______Sunday?(on,in)

10.He will return______three o'clock.(at,on) PNaVHXdOK4VK/mhqVIxyCMjDWBVWe7uSj9ydxpW8fWR6AYvD4LYUx0Fcnei6tVsI