Our factory has been developing rapidly this year. This year’s production is five times _____ it was ten years ago.
He didn’t make ______ clear when and where the meeting would be held.
The serious earthquake ________ many deaths of people in Haiti.
When the news _____that he had been accepted by the college, he jumped with joy.
If Tom doesn’t realize his mistake, he will _____ one day.
Water ____________ oxygen and hydrogen..