Basic Grammar - ±âº» ¹®¹ý
Simple Past Tense °ú°Å ½ÃÁ¦
I watched an interesting movie last night.
She worked at a restaurant last summer.
Yesterday, I played computer games.
Past Progressive °ú°ÅÁøÇàÇü
(was/were + gerund - µ¿¸í»ç)
I was reading  a book when the phone rang.
We were watching TV and they were studying during the storm.
Present Perfect ÇöÀç¿Ï·á
(have/has + °ú°ÅºÐ»ç)
I have been to Seoul several times.
He has written many books.
A few selected verbs with past tense forms and past participles.
Original form Past tense Past Participle
(¿øÇü) °ú°Å °ú°ÅºÐ»ç
hit hit hit
read read read
set set set
buy bought bought
sell sold sold
feed fed fed
teach taught taught
hear heard heard
sleep slept slept
win won won
begin began begun
write wrote written
swim swam swum
sing sang sung
Wishes about the future ¡¦ ¹Ì·¡ÀÇ ¼Ò¿ø
I wish I could live in Jejudo. 
Á¦ÁÖµµ¿¡¼­ »ì¼ö ÀÖ¾úÀ¸¸é ÁÁ°Ú´Ù.
Present - (ÇöÀç »ç½ÇÀÇ ¹Ý´ë)
I wish I could do that.
±×°ÍÀ» ÇÒ¼ö ÀÖ¾úÀ¸¸é ÁÁÀ»ÅÙµ¥ ¡¦
Past - (°ú°Å »ç½ÇÀÇ ¹Ý´ë)
I wish I could have done that.
±×°ÍÀ» ÇÒ¼ö ÀÖ¾úÀ¸¸é ÁÁ¾ÒÀ» ÅÙµ¥.
Using Modals (auxiliary verbs), For + Noun (¸í»ç) and infinitives. (ºÎÁ¤»ç)
auxiliary verbs (Á¶µ¿»ç) adjective (Çü¿ë»ç) ¡¡
¡¡ ¡¡
cannot (can't) impossible ºÒ°¡´ÉÇÑ
can/may possible °¡´ÉÇÑ
should important Áß¿äÇÑ
must necessary ÇÊ¿äÇÑ
¡¡ ¡¡
I can't fly. It is impossible for me to fly. ¡¡
You may borrow my pen. It is possible for you to borrow my pen.
We should learn English. It is important for us to learn English.
You must bring your book to class. ¡¡
It is necessary for you to bring your book to class. ¡¡
Using Modals (auxiliary verbs - Á¶µ¿»ç)
modals usage ¿ë¹ý
can / could ´É·Â; °¡´É; ±ÝÁö (~ÇÒ ¼ö ÀÖ´Ù) ability, possiblity, prohibition
may / might Çã°¡; ÃßÃø; °¡´É (~ Çصµ ÁÁ´Ù) permission, probability, possiblity
will / would °ÅºÎ; ½À°ü; ÃßÃø refusal, habits, probability
must ÇÊ¿ä; Àǹ«; (ÇØ¾ß ÇÑ´Ù) necessity, obligation
should ÇÊ¿ä; Àǹ«; (ÇØ¾ß ÇÑ´Ù) necessity, obligation
Noun clauses (¸í»çÀý)