Don’t be afraid of making mistakes. The man _________has never made a mistake will never make anything else.
Don’t discuss the problems with your partner unless you ___ to do so.
—Listen! Our music teacher is playing the music of Two Butterflies. —_________!
—Could you tell me __ ? —Yes, it will start at ten.
_____ we plant, ______ our city will be .
We don’t have enough nurses to look after the patients. At least______ are needed.