... laughing.C/> Prepositions of time.IN: in the morning, in the afternoon, in the evening in march, in 199 9, in the winter, in the 20th century in an hour, in a minute, in a week, in a moment in ... GRAMMARTICAL POINTS FOLLOWING UNIT OF ENGLISH 6- 7 – 8 – 9 GRAMMAR STRUCTURESENGLISH 9 UNIT 1: A VISIT FROM A PEN PALA/> USED TO: (Đã từng)1/ Affirmative: S + used ... expensive, is near the beach.Ex4: Charlie Chaplin died in 197 7. his firms amused millions. Charlie Chaplin, whose firms amused millions, died in 197 7.Ex5: Nam has three brothers. All of them are married....