Whether the new situation is an improvement is open to question.

【open】这一新局面是否算是一种改善仍令人怀疑。

How real these claims are is open to question, but there is no doubt that will go down well with the electorate.

这些导弹的真实性还有待考证，但是毫无疑问会受到选民的欢迎。