VERB TENSES
저자: WILSON LOPEZ

1. FUTURE TENSES
1.1. FUTURE WILL
1.1.1. KEYS: WILL/ WON'T
1.2. FUTURE BE GOING TO
1.2.1. KEYS: IS-ARE-AM+GOING TO+VERB
2. PERFECT TENSES
2.1. PRESENT PERFECT
2.1.1. KEYS: HAS-HAVE + PAST PARTICIPLE
2.2. PAST PERFECT
2.2.1. KEY: HAD + PAST PARTICIPLE
3. PAST PROGRESSIVE
3.1. KEYS: WAS-WERE + ING
4. SIMPLE TENSES
4.1. SIMPLE PRESENT
4.1.1. KEYS: A. IS-ARE-AM/ S-ES-IES/APPARENT NO CONJ./ DO-DOES
4.2. SIMPLE PAST
4.2.1. KEYS:WAS-WERE/ D-ED-IED/SPELLING CHANGE/ DID.
5. PROGRESSIVE TENSES
5.1. PRESENT PROGRESSIVE
5.1.1. KEYS: IS-ARE-AM + ING