摘 要: | 1.The general wouldn t allow the boy the tree to see what the en-em y was doing.A.risk clim bing B.risking to clim bC.risk to clim b D.to risk clim bing2.W e watched the m en the tree and as w e were w alking aw ay weheard it with a trem endous crash.A.sawing;to fall B.saw ing;fallC.saw;fall D.to saw;falling3.The students are all gone.B ecause of the bad weather,the teacherperm itted them early.A.leave B.to being leavingC.to leaving D.to leave4.A re you sure the students use the new com p…
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