Preposition 前置詞

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(1) What is a preposition? 甚麼是「前置詞」？
% Q0 _! P& d5 c" OA preposition is a word we use with a noun or a pronoun to mark its relation with the other parts of the sentence.
0 i3 `/ u5 b4 u「前置詞」是跟名詞或代名詞一起使用，以表示名詞或代名詞和句子中其他詞的關係。

For example 例如:
. ]% q& v* ?  J; }The pen belongs to me.
I was born in China seven years ago.
My mother borrowed these books from the library.

(2) Types of Prepositions前置詞的類別：
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. N, K- z* t" K/ ^(a) Prepositions of Time 和時間有關的前置詞
! R$ {  D# [0 W& t. PIt helps to express the "time".
它用來幫助形容時間。
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For example 例如:
$ ~5 }7 C9 \3 G+ t! g+ ^at　─　to describe an exact point of time (描述一個準確的時間)
  I. G  j5 a+ T+ R: RThe show starts at two o’clock.
Grandpa often takes a nap at noon.

in　─　to express a certain period of time (描述在某一段時間內)
" \; H2 _  u/ T) ~  ^, U: e# zI likes playing the piano in the afternoon.
Mary has her first swimming lesson in June.
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1 d& p  c, ^$ yon　─　to represent a certain time (表示一個時間)
" ~1 c' R( b0 w+ D- E8 wVivian gave me a gift on Friday.
) ~, q9 _# k4 o& Z* C/ NMy birthday is on the 6th of November.

for　─　to express something that lasts in a period of time (描述在某段時間內維持著的事情)
Shirley has learned Japanese for two months.
Betty has gone to the supermarket for ten minutes.
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) I) b( j4 @& ^( \( C. x5 Vby　─　to talk about an action that can finish at a certain point of time (形容在某個時間會完成的動作)
You have to finish the project by next Friday.
$ h9 l' _+ p  d$ NPlease give me a call by tomorrow night.

(b) Prepositions of Place 和地點有關的前置詞
It helps to express a certain place.
它用來幫助形容地點。
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0 T4 B: v7 j- f0 R- sFor example:
/ P# W' r* t# ]0 F0 N/ Zat　─　 to represent an exact place (表示一個準確地點)
Let us meet at school.
I play computer games at home.
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in　─　 to express a larger area of place (形容在比較大範圍的地方)
Hong Kong is located in China.
We have our dinner in a Italian restaurant.
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on　─　to describe that a thing placed on another thing (形容在某些東西之上)
1 J& O+ ^3 B# K4 H+ |4 C4 Y, TPut your homework on the desk.
6 p! `$ b4 a4 E* }A ball is on the floor.

into　─　to express an action going inside some places (表示一個動作「進入」一些地方)
. J3 I; F) u: p3 o4 V0 x2 W" L: SPlease come into the room.
3 r4 c. f/ |- ~+ e* f* n# K' Q" g$ aJay fell into the water.
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from　─　to show what the origin of somebody or something is (描述事物的來源處)
$ F# d' {& F- h+ ]. ?# e+ oThe new teacher comes from Britain.
% i* i2 @* b7 Z- W. _& _* uI have learned lots of things from this book.
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