From space, the earth looks blue. This is ____about seventy-one percent of its surface is covered by water.
We firmly believe that war never settles anything. It only _____ violence.
___ the high price, demand for these cars is very high.
Did Linda see the traffic accident?―No, no sooner _____ than it happened.
He didn’t make _____ clear when and where the meeting would be held.
Look at the trouble I am in! If only I ______ your advice.