Preposition 前置詞

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(1) What is a preposition? 甚麼是「前置詞」？
% H/ j4 }. ~. f( z9 oA preposition is a word we use with a noun or a pronoun to mark its relation with the other parts of the sentence.
「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。

! @- ~' W  c% ^. y$ LFor example 例如:
The pen belongs to me.
# a5 l& g: T  B. [  \  sI was born in China seven years ago.
My mother borrowed these books from the library.

1 i, f; K1 G5 A% n9 s$ S' t (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
It helps to express the "time".
它用來幫助形容時間。
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8 q* }6 X! @+ E& ?5 y% ZFor example 例如:
at　─　to describe an exact point of time (描述一個準確的時間)
% K# t; \5 Z8 y: X5 I2 J( dThe show starts at two o’clock.
9 C+ P5 ]" X  U5 A& ~* X0 oGrandpa often takes a nap at noon.
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in　─　to express a certain period of time (描述在某一段時間內)
2 y. E% S  w) s8 f$ M$ wI 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)
* b( B' v/ o& o# `& K% h* `1 ZVivian gave me a gift on Friday.
1 W; ^2 o/ l3 w0 G* b/ PMy 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)
; D6 t: A' F8 w4 G. TShirley has learned Japanese for two months.
Betty has gone to the supermarket for ten minutes.

8 m9 @! _! S* H, j# ^+ X$ `* G4 lby　─　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)
& i6 B3 e6 x+ s7 Z. M* JYou have to finish the project by next Friday.
2 A, Q9 h$ k2 |$ Z: rPlease give me a call by tomorrow night.
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$ d2 W& j+ N% T% C+ Q* p2 ^) I8 | (b) Prepositions of Place 和地點有關的前置詞
  ?0 T. W% I4 }& U8 SIt helps to express a certain place.
! k1 @5 \) c$ U# k' P 它用來幫助形容地點。
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  L2 ?1 i1 l9 Q6 f9 j. p$ RFor example:
1 U' c6 \( O+ l6 b2 e8 _at　─　 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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" Z/ R0 m& ~- p  W& nin　─　 to express a larger area of place (形容在比較大範圍的地方)
, Q( Q' H/ {! J  r$ s$ aHong Kong is located in China.
& E5 r" L+ i& r/ l5 RWe 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 i/ X8 P& W) y/ H0 LPut your homework on the desk.
' _1 @0 t- E* D) E, S$ S8 ?8 l. hA 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)
6 H6 ^7 D* k* i& A/ M  APlease come into the room.
9 ~; @3 @" @0 L3 }* O9 O: }" ^Jay fell into the water.

from　─　to show what the origin of somebody or something is (描述事物的來源處)
! K. W6 g- k& K4 KThe new teacher comes from Britain.
6 P9 l0 w* i: z3 K& K. o; ZI have learned lots of things from this book.