It’s always foggy these days in our city. That’s really terrible!— Yes, and I hope to plant trees. ______trees, ______ air pollution.

Would you mind if I sit here— . It’s for the old woman there.

ugh____________of the danger ofwalking alone in the street at night, he wouldn’t have anyone accompany him

Although Mrs. Smith has spared a lot of time for exercising, her health ______ poor.

He is known everybody in our town a gentleman.