()34.(2015•泰安)一Ourclassmateswenttoaconcertyesterdayafternoon.—Whatapity!Imyhomework.A.haddoneB.wasdoingC.amdoingD.woulddo
() 34. (2015 •泰安) 一Our classmates went to a concert yesterday afternoon.
—What a pity!I my homework.
A. had done B. was doing
C. am doing D. would do
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