You must do your homework now; you ________ computer games all the evening.
A．have been playingB．a(chǎn)re playing
C．playD．played
A

試題分析：考查時(shí)態(tài)。本題關(guān)鍵詞在于all the evening整個(gè)晚上；通常與現(xiàn)在完成進(jìn)行時(shí)連用，句意：你現(xiàn)在必須得做家庭作業(yè)了，你整個(gè)晚上都一直在玩電腦游戲。故A正確。
考點(diǎn)：
點(diǎn)評(píng)：時(shí)態(tài)考查關(guān)鍵要看時(shí)間狀語。本題的關(guān)鍵是在all the evening,該短語常與現(xiàn)在完成進(jìn)行時(shí)連用。
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