四六级考试

试题来源：大学三级(A)-27
【单选题】 ______ John could not pass the final exam was once believed by all his roommates.
A．For
B．It was
C．That
D．While

参考答案：C
网考网解析：
[解析] 空格后有两个非并列的谓语，空格处一定是需要从句引导词构成主从复合句，B可先排除，因fina... 查看试题解析出处>>