2013 Jiangsu Question 53 Single-choice Differentiating 2013_江苏卷 (英语) 64.Rothschild might have concluded that ichthyosaurs A . A. failed to evolve an anti decompression meansB. gradually developed measures against the bendsC. died out because of large sharks and crocodilesD. evolved an anti decompression means but soon lost it. Answer keyA ☆ SaveCan't do it, show the explanation查看原卷 →