根据课文内容选择正确答案。
1. Sam is______________than Lingling. [ ]
A. stronger
B. fatter
2. Amy is______________than Lingling. [ ]
A. taller
B. shorter
3. Amy is______________than Lingling. [ ]
A. older
B. younger
4. Sam is______________than Daming.[ ]
A. taller
B. shorter
1. A 2. A 3. A 4. B