Unit 2 Cloning语言点
编稿：牛新阁 审稿：王春霞
学习目标
重点词汇
differ undertake obtain forbid accumulate resist object
attain owe bother strike
重点短语
pay off cast down have impact on in favor of be bound to do
from time to time // bring back to life in vain in good/ poor condition
重点句型
Then came the news that...
知识讲解
重点词汇
