题目

雅鲁藏布大峡谷地区植被分布状况是：山麓热带雨林，山腰常绿阔叶林，上层温带针叶林，顶部高山草甸，决定这种分布状况的非生物因素主要是 A．阳光             B．土壤         C．温度         D．水分 答案：CComplete the sentences with the given words in their proper forms（用括号中所给单词的适当形式完成下列句子, 每空格限填一词)【1】Do you know whether Tom lives on the ___________ floor or not. (nine)【2】The garden is a(n) __________ place, so we often have fun there. (enjoy)【3】There is _____________ snow this winter than last one. (much)【4】The plane arrived at the airport _____________ in the end . (safe)【5】My present to Peter is a cake. My Mum taught ___________ how to make it. (I)【6】It is ______________to know the name and the address of the old man. It's not important. (necessary)