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请正确读出下列单词,并说出它们的汉语意思（展开小组比赛，看谁记的短语多）
1.young______2.old______3. tall______4.short______?
5. long______6. thin______ 7. how old______8. how old are you?______
Step 2. 新课内容展示
1.出示幻灯片,通过图片外貌的对比，板书young,younger,than.
2. 请两个孩子到讲台上, 巩固younger,than.
T:How old are you?
S1: I’m 11years old. ? ? ? ? ? T: You are young.
S2: I’m 12 years old. ? ? ? ? ? T: You are young, too.
T: Who is younger? ? ? ? ? ? S1: I’m younger than S2.
3. 出示幻灯片, 通过图片中年龄的对比，板书old,older.
4. 请两个孩子到讲台上, 巩固older,than.
T:How old are you?
S1: I’m 11years old. ? ? ? ?
S2: I’m 12 years old. ? ? ? ? ?
T: Who is younger? ? ? ? ? ?S1: I’m younger.
T: Who is older? ? ? ? ? ? ? S2: I’m older.?
T: Yes, S1 is younger than S2. ? S2 is older than S1.
5. 出示幻灯片, 通过图片中身高的对比，板书tall,taller,meter.句子：How tall are you?
Eg: one meter, two meters, 1.61 meters
6.请两个孩子到讲台上, 巩固taller, meter,meters,than.句子：How tall are you?
T: Say I’m tall.(做手势).How tall are you? ?S1: I’m 1.55 m . ? S2: I’m 1.65 m tall.
T: Who is taller? S2:I’m taller than S1.
7. 出示幻灯片, 通过图片中身高的对比，板书short,shorter.
8. 请两个孩子到讲台上, 巩固shorter, meter,meters,than.句子：How tall are you?
T: Say I’m short.(做手势).How tall are you? ?S1: I’m 1.55 m . ? S2: I’m 1.65 m tall.
T: Who is taller? S2:I’m taller.
T: Who is shorter? S1:I’m shorter than S2.
9. 出示幻灯片, 通过图片中石柱高度的对比，板书long,longer.
10. 出示幻灯片, 通过图片中尺子长度的对比，板书short,shorter.