Nowadays people are more concerned about the environment________they live.
----- Would you like to climb the Mountain Tai on May Day? _____, I’d like to.
He is only too ready to help others, seldom, ____, refusing them when they turn to him.
——How much vinegar did you put in the soup?——I’m sorry to say, ____. I forget.
We hope to go to the beach tomorrow, but we won’t go ____ it’s raining.
Stop making so much noise ____ the neighbor will start complaining.