your opinions are worth considering, the mittee finds it unwise to place too much importance on them.
A. As
B. Since
C. If
D. While
网友回答
A. As
B. Since
C. If
(答案→)D. While
解析：as当…时，随着…；since自从…；既然..；if如果…；while当…时；然而…；尽管…；句义：尽管你的观点值得考虑，但是委员会还是认为过于重视你的观点是不明智的。根据句义本句中的while表示上下文的转折。故D正确。