The document provides guidelines for using the indefinite articles "a" and "an" in English. It discusses when to use "a" vs "an" before words starting with vowels or consonants. It also covers exceptions and other uses of "a" including with acronyms, names, measures of distance/time, and expressions of quantity, price, or rate. The document cautions against using indefinite articles in certain cases like plural nouns or uncountable nouns.
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Sau trî ®éng tõ trong th× kÐp. Ch¼ng h¹n, I have never been abroad (T«i ch-a bao giê ra n-íc ngoµi), You
should always check your oil before starting (B¹n nªn lu«n lu«n kiÓm tra dÇu nhít tr-íc khi khëi hµnh),
We have often been there (Chóng t«i ®· tõng ®Õn ®ã lu«n).
4 Phã tõ chØ n¬i chèn (Adverbs of place)
§øng sau ®éng tõ. Ch¼ng h¹n, Her parents live abroad (Cha mÑ c« ta sèng ë n-íc ngoµi), They are
waiting for us downstairs (Hä ®ang ®îi chóng t«i ë tÇng d-íi), Are you going anywhere? (Anh ®Þnh ®i bÊt
cø n¬i nµo chø?).
Sau §éng tõ + tóc tõ hoÆc §éng tõ + giíi tõ + tóc tõ. Ch¼ng h¹n, I've seen that old women somewhere
(T«i ®· gÆp bµ l·o ®ã ë n¬i nµo ®ã), We looked for it everywhere (Chóng t«i ®· t×m nã kh¾p n¬i).
5/ Phã tõ chØ thêi gian (Adverbs of time)
§øng ë ®Çu hoÆc cuèi mÖnh ®Ò. Ch¼ng h¹n, Eventually he won hoÆc He won eventually (Cuèi cïng anh
ta ®· th¾ng), Then we walked home hoÆc We walked home then (Råi chóng t«i ®i bé vÒ nhµ). Tuy nhiªn,
tèt nhÊt lµ tra tù ®iÓn tr-íc khi dïng phã tõ chØ thêi gian.
DAI TU
TINH TU NGHI VAN
Who (®¹i tõ)
Whom (®¹i tõ)
What (®¹i tõ vµ tÝnh tõ)
Which (®¹i tõ vµ tÝnh tõ)
Whose (®¹i tõ vµ tÝnh tõ)
VÝ dô minh ho¹
a) Who
- Who told him the news? (Ai b¸o tin cho anh ta?)
- Do you know who damaged my car?
(B¹n cã biÕt ai lµm háng xe t«i hay kh«ng?)
- I wonder who phoned this morning
(T«i ch¼ng biÕt ai ®· gäi ®iÖn tho¹i s¸ng nay)
- Who ate my bread? (Ai ®· ¨n b¸nh m× cña t«i?)
- Who is that bespectacled girl? (C« g¸i ®eo kÝnh lµ ai?)
b) Whom
- Thay v× Whom did they invite? (Hä mêi nh÷ng ai?), ng-êi ta th-êng nãi Who did they invite?
- Thay v× Whom did you see at church? (B¹n ®· gÆp ai ë nhµ thê?), ng-êi ta th-êng nãi Who did you see
at church?
- Thay v× With whom did you go? (B¹n ®· ®i víi ai?), ng-êi ta th-êng nãi Who did you go with?
- Thay v× To whom are you speaking? (B¹n ®ang nãi chuyÖn víi ai?), ng-êi ta th-êng nãi Who are you
speaking to?
c) Whose
Whose lµ tÝnh tõ.
- Whose house was broken into? (Nhµ cña ai bÞ bän trém vµo?)
- Whose book are they reading? (Hä ®ang ®äc s¸ch cña ai?)
Whose lµ ®¹i tõ.
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