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一道英文题,thathehasnoqualificationsinbusinessmanagement,Kenplanstogainthenecessaryshillsbytakingapart-timecourse.A.conceringB.concernedC.beingconcernedD.toconcern

题目详情
一道英文题,
____that he has no qualifications in business management,Ken plans to gain the necessary shills by taking a part-time course.
A.concering B.concerned
C.being concerned D.to concern
▼优质解答
答案和解析
B.concerned
Ken is concerned that ...