This dictionary is at least three times as thick as you borrowed from the library.
A. one
B. that
C. it
D. those
网友回答
A. one
(答案→)B. that
C. it
D. those
解析：代词辨析。One指代可数名词单数，表示泛指。That指代可数名词单数或者不可数名词，后面必须有定语修饰，复数形式是those，后面也应该有定语修饰。It指代上文出现的同一事物。句意：这本字典至少是你从图书馆里借的那本的三倍厚。本题的that指代a dictionary,后面有定语修饰。