ĐỀ CƯƠNG ÔN TẬP HỌC KÌ I LỚP 9Môn: Anh VănNăm học: 2011 -2012A. GRAMMAR:1. The present simple tense S + is /am /are + O S + V1 / V- s / V-es / has+ OAdv: always / usually / often / sometimes / everyday 2. The present progressive tense : S + is / am / are + V-ing + O Adv: now, at the present, at the moment 3. The future simple tense: S + will + V1 + OAdv: Tomorrow, next week, next Sunday.....4. The past simple tense S + was / were + O S + V-ed / V2 + OAdv: yesterday, last week, last Sunday, ago, in 2007.....5. The past progressive tense S +was /were + V-ing +OAdv: At this time yesterday, at this time last week, at 8.00 last night6 .The present perfect tense S+ have/ has + p.p (V-ed /V 3) +O Adv: just, already, ever, never, since, for, yet (already: is...