-- Putting on a happy face not only helps us make friends but also makes us feel better.-- ________.
Parents,of course,will do everything they could to________their children from harm.
I know it’s normal for such a thing to happen,but we________it if we’d been more careful.
The old couple,________in the small village for years,can tell the names of all the villagers.
—He should have been warned of the danger. —________,but he wouldn’t listen to me.
He is no fool at all,________,he is the smartest boy I have ever seen.