1．重点单词：save，flag，forget，place，water，danger，cut，down，tree，kill，over，Thailand，Thai
2．重点短语：get lost，be in danger，cut down
3．重点句式：
The elephant is one of Thailand's symbol.
Elephants can walk for a long time and never get lost.
They can also remember places with food and water.
Elephants are in great danger.
People cut down many trees.
We mustn't buy things made of ivory.
