有關Onaveragethereare800的精選大全

 Onaverage,thereare800tornadoesintheUSeachyear,
問題詳情: Onaverage,thereare800tornadoesintheUSeachyear,______about80deathsand1,500injuries.A.havecaused    B.causing     C.caused       D.tobecausing【回答】B知識點:非謂語動詞題型:選擇...
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