Scinentists jumped to the rescue with some distinctly shaky evidence to the effect that insects would eat us up if birds failed to control them。

[单选题]The cows jumped upon their masters because______.A． they were not fedB． they were so hungryC． they were whipped so hard by themD． they were so happy

[单选题]______the news, she jumped with joy.A． HeardB． HearingC． To hearD． To be heard

[单选题]Lots of rescue workers were working around the clock , supplies to Yushu,Oinghai province after the earthpuake.A．thatB．whereC．whichD．whose

[单选题]Lots of rescue workers were working around the clock, supplies to yushu.Oinghai province after the earthpuake....A．sendingB．to sendC．having sentD．to have sent

[试题]We all love a hero, and rescue dogs are some of the biggest heroes of all. You will often find them going above and beyond duty to save someone, risking--and at times losing--their lives in the process.Rescue dogs are generally found in the Sporting a

[单选题]The doctors have [abandoned]the hope to rescue the old man.A.leftB.given up

[单选题]The doctors have [abandoned]the hope to rescue the old man.A.leftB.given up

[单选题]The doctors have [abandoned]the hope to rescue the old man.A.leftB.given up

[单选题]The doctors have [abandoned]the hope to rescue the old man.A.leftB.given up

[单选题]He dived from thebridge to [rescue] the drowning child.A.helpB.dragC.findD.