_____ any change about the date, please tell me immediately.

At the ______ of the new term, we often make resolutions to study hard.

Mr Green’s never been to Canada, ________

People love the convenience of bottled water, but if they ________ the problem it causes, they ________ try carrying water in a reusable steel container instead of plastic.

Our bad living habits will destroy the earth. Only by changing we livesave the earth.