用younger和older填空。Li Gang is ten years old.
Li Yang is eleven years old.
Gao Hong is nine years old.
1. Li Gang is ______________than Li Yang.
2. Li Yangis ______________ ______________Gao Hong.
3. Gao Hong is ______________ ______________Li Gang.
4. Li Yang is ______________ ______________ Li Gang. 1. younger 2. older than 3. younger than 4. older than