Every possible means _____ to prevent the air pollution, but the sky is still not clear.

I don’t like this pair of glasses. Could you show me —OK. Here you are.

gh he was disabled, hetried to lead aspossible.

I didn’t believe he could drive ________he told me.

Nowadays people seem to be becoming more and moreselfish— How much better life would be if we ______ to thevalues of the past!