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【判断题】
甜瓜根系发达,入土深,主要根群分布在30cm以内的土层内。易老化,根再生能力差,不耐移植。 ( )A.
正确
B.
错误
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【简答题】——、——、——一起被称为旅游业的三大支柱,是旅游供给的基本构成要素
【单选题】What does the woman say about the local people?
A.
They enjoy being so far away from technology.
B.
They live miles and miles away from each other.
C.
They never travel more than 15 miles alonge the river.
D.
They are separated from the world outside of the jungle.
【单选题】What does the woman say about the local people?
A.
They enjoy being so far away from technology.
B.
They live miles and miles away from each other.
C.
They never travel more than 15 miles along the river.
D.
They are separated from the world outside of the jungle.
【简答题】绿色开花植物体是由六大器官构成的：根、______、______、花、______、______，其中前面三种被称为______器官，后三种被称为______器官．
【简答题】在旅游业构成中，被称为旅游业三大支柱的是：旅行社、（）、（）
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