manytimeshefinallymanagedtosettletheproblem.A.TriedB.TryingC.HavingbeentriedD.Havingtried
_______ many times he finally managed to settle the problem.
A. Tried B. Trying C. Having been tried D. Having tried
_______ many times he finally managed to settle the problem.
A. Tried B. Trying C. Having been tried D. Having tried
_______ many times he finally managed to settle the problem.
A. Tried B. Trying C. Having been tried D. Having tried
几道单选.1.thiskindofpeach,andyouwilllikeit.A.TotryB.T 2020-03-31 …
manytimes,theysucceededtheexperiment.A．Havingtrie 2020-04-24 …
manytimeshefinallymanagedtosettletheproblem.A.Tri 2020-04-24 …
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manytimestheysucceededtheexperimentA.Havingtried; 2020-04-24 …
manytimeshefinallymanagedtosettletheproblem.A.Tri 2020-04-24 …
单选题：Wefoundituseless()topersuadehimtogowithus.A:t 2020-06-02 …
Ithinkit'swellworthourbesttolearnasecondlanguagew 2020-07-15 …
Mysister,aninexperiencedrider,wasfoundsittingonthe 2021-01-12 …