Preposition 前置詞

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(1) What is a preposition? 甚麼是「前置詞」？
A preposition is a word we use with a noun or a pronoun to mark its relation with the other parts of the sentence.
/ v  |3 E) B  Q, l3 l! N0 K「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。

" M, L4 ?5 t8 Z2 RFor example 例如:
The pen belongs to me.
9 i7 S# o0 ^4 a7 c2 q/ c) {& PI was born in China seven years ago.
: N$ y6 M8 x1 x9 u; D+ {5 kMy mother borrowed these books from the library.
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(2) Types of Prepositions前置詞的類別：
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(a) Prepositions of Time 和時間有關的前置詞
* Q/ w* `6 @% m/ \7 M# F* k( BIt helps to express the "time".
, x1 |3 V7 \$ x5 G4 J* r- P, M它用來幫助形容時間。
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For example 例如:
at　─　to describe an exact point of time (描述一個準確的時間)
! E1 N% H$ S9 `# m: gThe 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)
I likes playing the piano in the afternoon.
Mary has her first swimming lesson in June.
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on　─　to represent a certain time (表示一個時間)
Vivian gave me a gift on Friday.
My birthday is on the 6th of November.

; Q- C1 L9 ]  x$ t2 Tfor　─　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.
1 U* e" _! F' r* N" s' Y! zBetty has gone to the supermarket for ten minutes.

. B5 M+ o3 S4 |/ Iby　─　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.
Please give me a call by tomorrow night.
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(b) Prepositions of Place 和地點有關的前置詞
* G# y0 ?6 J7 C. e' @' `It helps to express a certain place.
它用來幫助形容地點。
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# V$ }2 x5 t4 F. L$ lFor example:
# u- R2 U/ [5 l% x+ J% pat　─　 to represent an exact place (表示一個準確地點)
Let us meet at school.
: w& y  D" K+ {$ Y/ L' z5 _I play computer games at home.

- U8 O6 P" C% T; jin　─　 to express a larger area of place (形容在比較大範圍的地方)
Hong Kong is located in China.
  V; r8 _% p9 ]2 x( x# |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)
2 y) U: z0 Z' x& l* UPut your homework on the desk.
A ball is on the floor.

  z* p' |$ p* p  T8 G& Finto　─　to express an action going inside some places (表示一個動作「進入」一些地方)
Please come into the room.
6 y- @# d9 ]. Q1 ]: AJay fell into the water.
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/ M- q# Y$ p3 _/ b2 Jfrom　─　to show what the origin of somebody or something is (描述事物的來源處)
2 T  V% D* g, Q" Q/ j0 FThe new teacher comes from Britain.
% ?% ?3 h* o0 r  k3 D& ?3 xI have learned lots of things from this book.
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