once harm____(do)to the environment,it takes years to have the system recovered.

相关推荐

• Once environmental damage __,it takes many years for the system to recoverA has done B is to do C does D is done 小女子有理了,
• Once environmental damage __,it takes many years for the system to recoverA has done B is to do C does D is done
• Once harm ( )to the environment,it takes years to have the system recovered 括号里填什么,为什么A.does B.is done C.will be done D.be done
• once harm is done to the environment,it takes years to have the system _A recoverB recoveringC recoveredD to recover
• once harm____(do)to the environment,it takes years to have the system recovered.
• once harm is done to the environment,it takes years to have the system _
• Once harm ( )to the environment,it takes years to have the system recovered 括号里填什么,为什么
• Once harm is done to the environment,it takes years to have the system recovered.这是什么从句?哪是从句,哪是主句?
• Once harm is done to the environment,it takes years to have the system recovered.
• once harm____(do)to the environment,it takes years to have the system recovered.
• 第一宇宙速度是不是可以摆脱地球引力
• 表示做事不能坚持到底的词