since joan graduated from college,she has been traveling from city tocity,--------- for a suitable job.A.to hunt B.hunted C.hunting D.having hunted选什么,为什么,请详解
问题描述:
since joan graduated from college
,she has been traveling from city tocity,--------- for a suitable job.
A.to hunt B.hunted C.hunting D.having hunted
选什么,为什么,请详解
答