问题
填空题
(-3b+
|
答案
原式=9b2-
a2.1 4
故答案为:9b2-
a21 4
(-3b+
|
原式=9b2-
a2.1 4
故答案为:9b2-
a21 4
完形填空。 | |||
On the IraqSyria border,a pack of wild dogs circled American soldiers for food.The leader of the pack was a grayandwhite dog.The soldiers called him Nubs.Nubs was shaking and __1__ able to stand.Marine major Brian Dennis looked closer and saw that there was a knife wound __2__ his chest.Dennis couldn’t stand seeing the dog __3__.He and his men immediately treated the wound,and gave Nubs oral medicine.Nubs__4__but was still in pain. The next day,the team had to__5__.Ten days later,Dennis’s unit was back,and so was Nubs.He was still___6__,but the men fed him and played with him.Befor ![]() again__7__an outpost (前哨) 70 miles away.Nubs,slowly but determinedly,__8__them far into the trackless wasteland until the men lost__9__of him.Two days later,beyond Dennis’s __10__,he saw Nubs just outside the outpost.The dog had tracked him across 70 miles of frozen desert to__11__with the friend who had saved his life.From then on Nubs and the men slept in the same place,and ran around in the same ruins.Until an order came down fr ![]() they were not__12__to have pets,Dennis__13__to make sure the dog would continue to live the__14__life.So he quic ![]() ![]() A month later,when Dennis and the dog were__16__in California,at first Nubs didn’t recognize the guy.__17__within minutes,the dog jumped into Dennis’s arms,jumping up again and again to__18 his friend’s face.A little__19__and concern in the middle of war will not save a violent world.But small stories,like the story of a soldier and a dog,hold a promise of a(n) _20_world. | |||
( )1.A.mostly ( )2.A.in ( )3.A.stand ( )4.A.pulled through ( )5.A.leave ( )6.A.hungry ( )7.A.took up ( )8.A.watched ( )9.A.touch ( )10.A.ability ( )11.A.part ( )12.A.asked ( )13.A.decided ( )14.A.moving ( )15.A.London ( )16.A.found ( )17.A.So ( )18.A.lick ( )19.A.pity ( )20.A.equal | B.certainly B.on B.starve B.fell asleep B.rest B.tired B.took over B.followed B.sight B.surprise B.fight B.suggested B.agreed B.good B.America B.interviewed B.And B.touch B.mercy B.harmonious | C.barely C.at C.bleed C.woke up C.pass C.dirty C.left for C.accompanied C.footprint C.imagination C.meet C.required C.accepted C.safe C.Iraq C.linked C.But C.bite C.care C.prosperous | D.never D.behind D.suffer D.fell down D.remain D.weak D.returned from D.barked D.smell D.understanding D.break D.allowed D.proposed D.interesting D.Syria D.reunited D.Though D.clean D.contribution D.amazing |