19.-What's the noise outside?
-Some children_____ hide-and-seek in the yard.(  )
A.were playingB.are playingC.have playedD.played

分析 ---外面什么聲音,這么吵?
---有些孩子正在院子里玩捉迷藏.

解答 答案:B
根據(jù)問句"What's the noise outside"可知,問的是外面正在發(fā)生的事情.所以回答要用進行時態(tài),即be+doing.主語為"-Some children"故選B.

點評 本題考查現(xiàn)在進行時.考生要掌握時態(tài)的基本概念和用法,并能結(jié)合具體語境來選擇.

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