【Thesnowisthreefeet____.A.deeplyB.deepenC.deepD.deepenedTherobberwas___witharifle.A.armB.armsC.armedD.armingItiswellknowthatThomasEdison____theelectriclamp.A.discoveredB.inventedC.foundD.developedThemanwhodoeshisduty】

　　Thesnowisthreefeet____.

　　A.deeplyB.deepenC.deepD.deepened

　　Therobberwas___witharifle.

　　A.armB.armsC.armedD.arming

　　ItiswellknowthatThomasEdison____theelectriclamp.

　　A.discoveredB.inventedC.foundD.developed

　　Themanwhodoeshisdutyis___ofpraise.

　　A.worthB.worthlessC.worthyD.valuable

　　Weusedthebackentrance____theofficebuilding.

　　A.atB.inC.byD.to