He is_______ usual man but last week he did _______unusual thing——saving a boy out of water.

His parents wouldn’t let him marry anyone ______ family was poor.

When I asked him _____to the post office, he didn’t seem to understand me. [ ]

Your shoes are so old. Why don’t you buy a new pair—Because I ______ all my money on an MP5.

Our school appeals to the students to _________ at least an hour every day to take exercise in order to raise learning efficiency．