问题补充:
(·陕西,20)It remains to be seen the newly formed committees policy can be put into practice.
A. that
B. which
C. what
D. whether
答案:
A. that
B. which
C. what
(答案→)D. whether
解析:考查名词性从句。题干中it作形式主语,真正主语为横线后的主语从句。判断主语从句中不缺少主干成分,因此排除代词B、C两项;“有待被观察”的事情应是不确定的事而不是表陈述,即排除表陈述的that应用whether表“是否”。