Unit1Who is younger?第二课时（附课前思考和课后反思）

一、教学目标：
1 复习b部分单词。
2 能运用所学的形容词比较级对事物进行比较。
3 能听懂、会说、会读、会写句型who’s taller than david? gao shan is. whose school bag is heavier, yours or mine? yours is, i think.
二、教学重、难点：
能听懂、会说、会读、会写句型who’s taller than david? gao shan is. whose school bag is heavier, yours or mine? yours is, i think.
三、教具准备：磁带、录音机、图片等
四、教学过程：
step 1 free talk
what date is it today?
what day is it today?
step 2 revision
1 复习形容词比较级，t说原级，ss说出其比较级
  old – older  young – younger  tall – taller  long – longer  short – shorter
  small – smaller  big – bigger  strong – stronger  fat – fatter  thin – thinner
  heavy – heavier  light – lighter
2 show some pictures and compare them.
xxx be动词 比较级 than xxx.
step 3 presentation
1 t: (show david and gao shan) look at the two boys. who’s taller