The best means to go there _________walking.
Hot __________ the night air was, we slept deeply because we were so tired after the long journey.
One can always manage to do more things, no matter __________ full one's schedule is in life.
__________ I have to give a speech, I get extremely nervous before I start.
We are aware that,__________,the situation will get worse.
A man does not know the difficulty of anything __________ he does it personally.