... didnt + V (inf) .. ? Did + S + V (inf) Yesterday, last + time; time + ago; in/ on + Past time 4. QKTD + S + was/were + V -ing ....... - S + was/were + not + V -ing ? Was/were + S + V -ing At + ... time.......... 7. Tơng lai đơn + S + will + V (inf) - S + will + not + V (inf) ? Will + S + V (inf) Tomorrow, next + Time, in/ on + future time, In + Period of time, 8. Các động từ khuyết thiếu ... Like,dislike,love,enjoy,hate,mind,start,stop,finish,keep,avoid,forget,miss, suggest,.....+ V ing -Giới từ (with,without,by ,in, for,after,before........) + V ing -Used to a. S + used to + V :đã từng làm gì b. S + to be + used to + V ing...