... Date of preparing : …………… Period 29 Week: 15 REVISION 1 A. Objective: By the end of the lesson, students will be able to use Past Simple, ... :D. Contents :I : OrganizationClass Date of teaching Absent ss:9A9BII: Warmer III.New lesson (40 minutes)A. GRAMMAR : 1. Passive voice (thể bị động)S + be + Past ParticipleS + V + OS ... đơn. - The passive voice: Should, may, might, can, must, has/have to, be going to. Công thức: 1) S + should, may, might, can, must + be + PP2) S + has/have to + be + PP 3) S + is/ are/am going...