—Few children are as bright as he is,and also,he works very hard.—It’s no_________he always wins first place in every examination.
He is the only one of the students who _____elected.
Many a man _____ come to help us.
The Olympic Games ____held every ____years.
Where ____rubbish, there are flies.
Your trousers ____dirty, you must have _____washed.