9. It is such a difficult problem _______ no one can work out.A. as B. that C. so D. thAT答案怎么是A,应该B把
问题描述：
9. It is such a difficult problem _______ no one can work out.
A. as B. that C. so D. thAT
答案怎么是A,应该B把
答
A
such that引起的从句应该不缺任何成分
such as 引起的缺少成分
本题缺少宾语。work sth out as 充当宾语
答
后面是定语从句 缺少成分
答
如果是such that的句型，从句应该是主语谓语宾语，可是没有宾语，所以B不对啊。。
答
B 答案错了呗
答
如果选B的话
从句应该是no one can work it out.
本句是such...as句型
答
选B such that句型
如果是A那应该可以翻译成:因为