问题
选择题
It is a good plan in theory, but it _____ to be seen whether it works in practice.
A．keeps
B．stays
C．stands
D．remains
答案
答案：D
题目分析：考查动词：A. keeps保持，B. stays停留，C. stands站立D. remains仍然，句意：这在理论上是个好计划，但是否能在实践中起作用还有待证实。选D。
点评：这里涉及到固定搭配it remains to be seen whether…，是否…还有待证实。要牢记。