【B3】A．playedB．workedC．operatedD．affected

Mary doesn’t feel like（) tennis today because she feels tired.A playedB playC to playD p

【C6】A．employedB．createdC．operatedD．controlled

A．workB．workedC．working

She exhibited great powers of endurance during the climb.A.playedB.sentC.showedD.told

【C6】A．processedB．discardedC．operatedD．reflected

【C3】A．employedB．createdC．operatedD．controlled