the history of the winter olympic games has been more trouble

题目

the history of the winter olympic games has been more trouble
The history of the winter olympic games has been more trouble than---of the Summer Games
A.one
B.that
C.it
D.this
选择什么?
为什么
请给详解
第一个书上答案是B that
beginners are expected to be familiar with the__of the reading material before they came to the class
A.condition
B.concept
C.contest
D.content
有什么惯用的词组或者语法点吗?
翻译下意思

答案

第一个选 B ,如果是 one 的话,一定要是 the one ,但是 since 句子中没有 the ,所以 A 是错的.
第二个选 D,译：初学者被要求在上课之前,先熟读教材的内容.词组：be familiar with 对...熟悉