书面表达。在动物园里看到的动物存在哪些差异？用比较级的句子写下来。（至少写出4句话）
__________________________________________________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________1. The elephant is heavier than the tiger.
2. The monkey is thinner than the elephant.
3. The giraffe is taller than the lion.
4. The bear is stronger than the zebra.
答案不唯一