——What color is the ruler?——_________.
It’s believed that our moods are sometimes _______ by colours.Many scientists are doing research on this subject.
Don’t be crazy about computer games, ________ you will fall behind others in study.
—How about _______ party? —Cool! It was really ______ great fun! Pity you weren’t there.
You needn’t worry about _______food to eat this evening.
Not all the students would rather computer games than .