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单项选择题I'm tired. I()working very hard.

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A.have
B.am
C.had
D.have been

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1They()for hours.

A.have been driving
B.have been driven
C.drove
D.drive

2He has()four successful books.

A.wrote
B.written
C.been writing

3We have our house()every week by a cleaner.

A.clean
B.cleaned
C.cleaning
D.to clean

4The roof of our house is broken, so it needs()

A.repaired
B.repairing
C.being repaired
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5The bedroom needs()

A.decorating
B.to decorate
C.decorate
D.decorated