man has his faults We should, therefore, learnto be ________ of others

On Halloween, children in America like to _____ as ghosts to frighten people.

I think the mountains will ______with trees in a few years’ time.

I suggested to my mother that she_______a drawing club after her retirement form teaching

It is smoggy (雾的) these days. That’s terrible!—Yes, I hope to plant trees. ______ trees, ______air pollution.