— Do you think it is _______of Jim not to eat meat for three days a week?— Yes. It is good for both the environment and his health.

Many people are wearing gloves and coats. So I think it is _________ outside.

Langlang plays the piano very well. He is one of      pianists in China.

-- Dad, it’s such a long way from our home to the park! -- You mean it’s ______ to take a taxi?

Games are _____________ for health.