The scientists are still working ________ inventing new methods of reaching outer space.
A.onB.offC.byD.to在线课程A
查询谷 - www.chaxungu.com
The scientists are still working inventing new methods of reaching outer space. A.onB.offC.byD.to
编辑：chaxungu时间：2026-04-24 12:59:22分类：高中英语题库
最新文章
- 2026-04-24It must have rained last night, the ground is wet now.A.forB.becauseC.sinceD.now that
- 2026-04-24The scientists are still working inventing new methods of reaching outer space. A.onB.offC.byD.to
- 2026-04-24When the fire broke out, people to the exit. A.wentB.walkedC.rushedD.left
- 2026-04-24Mary is very wet . She in the lake.A.can have fallenB.must have fallenC.had to fallD.seemed to fall
- 2026-04-24That tree is killing the grass; you cut it down.A.wouldB.shouldC.mustD.will
- 2026-04-24Noise, in the technical sense, implies a random chaotic disturbance .A.usually does not wantB.usuall
- 2026-04-24, so I had to wait for my wife back.A.Because my key was lostB.My key was lostC.Losing my keyD.Havin
- 2026-04-24to the tower building, from where you can see the whole town.A.GetB.To getC.GettingD.Got