根据旅客出行目的不同可将客运需求分为()客运需求和()客运需求。
参考答案:公务;私务
阅读短文,判断下列句子正(T)误(F)。
Tom is a very clever boy. He studies in Yucai School. He is tall and thin.
But his classmate, Lili, is taller than him. Lili is active and beautiful.
They all love their English teacher. They work hard.
( ) 1. Tom is taller than Lili.
( ) 2. Tom is very clever.
( ) 3. They don't love their English teacher.
( ) 4. Lili is active and beautiful.
( ) 5. Tom is fat and tall.
地处渤海之滨的河北沧州市,水资源供应十分紧张,经济发展受到限制。为解决供水问题不得不超采地下水,成为我国“成长”最快的地下水漏斗群之一。沧州市市中心地面整体沉降已达1.68米。以下不属于河北沧州的地下漏斗群可能造成危害的是()
A.引起地面沉降,危及建筑物安全
B.导致地下水污染并引发构造地震
C.影响当地经济的可持续发展
D.将导致当地年降水量大幅度减少