Listening to peaceful music. as well as taking exercise,___________ a lot in relieving people 's sad emotions.
What I want to know is ______ he likes the gift given by us.
—Waiter! — —I can’t eat this. It’s too salty.
The poet andpianist is going to give us a talk this afternoon.
We can never expect ____ bluer sky unless we create _____less polluted world.
Would you like tea or coffee? --_____, thank you. I’ve just had some water.