He will come to understand your efforts sooner or later. It’s just a matter of ________.
Medicine and food ________ to the flood areas soon.
When _______ comes to advertisements, we must all use our intelligence.
________ he found the idea interesting, it was too difficult to be of practical use.
As they were walking around, they noticed a man _______ against a tree.
Do some warming up exercise before sports. Or you _______ hurt yourself.