来自秦学超的问题
英语单选4.______tohisresearch,hesparednotimetospendaweekendwithus.A.DevotingB.DevotedC.CaughtD.Lost选B,为什么
英语单选
4.______tohisresearch,hesparednotimetospendaweekendwithus.
A.DevotingB.DevotedC.CaughtD.Lost
选B,为什么

