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539.Tom,it's time that you _____ your own clothes.
I would rather you ______ that for me just like before.
A.washed;had done
B.wash;have done
C.washed;have done
D.wash;had washed
540.Mr.Lee,who ______ as a carpenter for over 10 years,is now a very famous statesman in this country.
A.has worked
B.had worked
C.worked
D.works
