About five _______ students take buses to school in my school.

“The Mozart effect” is a study described in 1993 in Nature _______ aroused public interest about the idea _______ listening to a classical music somehow improves the brain.

I hear Michael is in hospital—-Oh, really? I____knowI______go and visit him

Don’t eat too much candy, for it’s_____ your teeth.—Oh,I get it.Thank you.

In those hard days, we could not leave behind________came to us for help.