Do you __________ the idea of living a low-carbon life?—It sounds tough, but it is a tendency. [ ]

Travelling by train is _____ cheaper and_____ enjoyable than by air.

Do you think the weather will?—I don’t think so,the weather is changing all the time during these days.

The new bike is _____.It belongs to________.

Grandpa has changed a lot.— So he has. He used to _________ games with the children.