Mrs. White prefers ________ some voluntary work in a local hospital, rather than ________ nothing all day long.

It’s reported that Chinese ___________more than 40 minutes a day reading WeChat(微信).—It’s true. But I think WeChat is taking too much of our time.

Every year lots of trees ______to make our country more beautiful.

Have you decided when_____—Yes, tomorrow morning.

It’s obvious that getting these historic sites recognized by the world is helpful for preserving and repairing them，as it________ their extreme importance and value.