Unit 7Whats the highest mountain in the world?,.根据首字母及汉语提示补全单词 1.As an adult( 成年人 ),I can take good care of myself. 2.The river is too wide( 宽的 ).We cant swim across. 3.The woman gave birth( 出生 ) to a baby last night. 4.Do you know the weight( 重量 ) of this elephant? Yes.Its about 5,000 kilos. 5.Humans can sometimes be stronger than the force( 力量 ) of the nature.,.用方框中所给短语的适当形式填空 1.The brave girl keeps smiling in the face of great difficulties. 2. At birth,the baby weighs about only two and a hal