he works hard,because this is ( )important work A.a B.an C.the D./
问题描述:
he works hard,because this is ( )important work A.a B.an C.the D./
答
B.an
important [ɪm'pɔːt(ə)nt] 前面用an
he works hard,because this is an important work .这是一份重要的工作