His promise _____ he would give away half of the year’s income to the disabled turned out a lie, _____ made the public feel cheated.

 I felt very strange __________________.

A warm thought suddenly came to me________I might use the pocket money to buy some flowers for my mother's birthday。

The view ____ many scientists hold is ____ too much emission of carbon dioxide is destructive.

It often happens that people with good eyesight fail to see      is right in front of them.