精英家教网 > 高中英语 > 题目详情

12、 It’s no secret _______ maths can be a challenging subject for just about anyone to master.  

A. that                       B. whether           C. because        D. why  

12、D

请在这里输入关键词:
相关习题

科目:高中英语 来源: 题型:

 It’s no secret _______ maths can be a challenging subject for just about anyone to master.  

A. that                       B. whether           C. because        D. why  

查看答案和解析>>


同步练习册答案