Someanimalscanbetrainedtohelphumans.Forexample,speciall...
问题详情:Someanimalscanbetrainedtohelphumans.Forexample,speciallytraineddogshelpblindpeoplewalkaroundthetownsafely.Somekindsofmonkeyscanbetaughtthingstoo. 36 Themonkeyspickupthephonewhenitrings,car...