After a knock at the door, the child heard his mother’s voice ____________ him.
Many people have come to realize that they should go on ____ balanced diet and live _____ healthy life.
-------- Did you go to the film festival?-------- Yes, it was excellent. Zhang Yimou’s latest film was really a _______ for the eyes.
New ways have been found to prevent the river ______.
The subject ________ I am most interested is English.
Mr. Full apologized ______ the children ______ what he had done.