Out ___________ when the fire burst forth.

Did you watch the TV show Super Brain（最强大脑）on Jiangsu TV yesterday— Yes.______ was really clever_______ a student to remember so many faces.

There are a number of methods to provide ___________ relief from your toothache pain, which can’t cure the problem.

has promised to keep the secret, so he won’ttell anyone even though ______.

Our school hregularly.