When do you ______ every day?－After getting up and before going to bed.

______ your sister ______ in Greener China for a long time?—Yes.She joined it five years ago.

I hope you __________ to my birthday party.

We must try our best to stop the pollutiona happier life.

If we travel a short distance, we should walk _____ taking a bus. Then we’ll be greener people.