She doesn't know her.c) "She wasn't old enough to be in my class"d) She is going to visit Hoa at Christmas.THCS NG GIA T NM HC 2009-2010- 2 -GIO N TING ANH 8 INH XUN LU UNIT 1: MY FRIENDS Lesson 2: Section: SPEAK1. Objectives :After finishing the lesson students( Sts)...