Opinions of that kind are best kept to yourself, and not voice_____.
26.He never regretted the anxious hours he had had ______ for the missing papers.
25.At present, the butter factory is still polluting the river though it ______ to stop.
24.____, the disaster in Haiti shows once again that even among the worst, there is always hope.
23.Looks are not________. It's what's inside you that really matters.
22.It is__________comfort for _____ patients to be close to their loved ones.