9.—where＿＿＿you yesterday afternoon? ---I
inthereadingroom.A.was;wasB.are;isC.were;amD.were;was...
in the reading room.
A.was; was B.are;is C.were; am D.were; was 展开
A.was; was B.are;is C.were; am D.were; was 展开
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