It remains to be seen the newly formed committee’s policy can be put into practice.A. th

问题补充：

It remains to be seen the newly formed committee’s 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：考查名词性从句的连接词：句意：新成立的委员会的政策是否能付诸实施人们将拭目以待。It 作形式主语，真正主语是后面的句子，It remains to be seen 意思是“有待见证或说明”，说明人们采取的是观望态度。选D。