I prefer a college in Beijing toin Shanghai because I like the climate in Beijing.A. oneB

问题补充：

I prefer a college in Beijing toin Shanghai, because I like the climate in Beijing.

A. one

B. that

C. it

D. this

答案：

(答案→)A. one

B. that

C. it

D. this

解析：考查代词：句意：比起上海的大学我更喜欢北京的大学，因为我喜欢北京的气候。这里需要代词指代a college，one可以泛指可数名词的单数，that是特指可数名词的单数或是不可数名词，it是同类同物，this是指下文，选A。