7、gone C.went D. goPmIfVOK0g9【2018重庆】15.Icalledyou,butnobodyanswered.Where_______you?PmIfVOK0g9A.isB.areC.wasD.were【2018湖南长沙】16.---HaveyoueverbeentoShanghai?---Yes.I_____thereafewmonthsago.AhavebeenB.wentC.havegone【2018山东】17.-WhatdidMr.SmithdobeforehecametoChina?PmIfV