-What have you been doing recently?- I ___ a trip to Australia and have just retured.A.took B.have taken C.had taken D.h

问题描述:

-What have you been doing recently?- I ___ a trip to Australia and have just retured.A.took B.have taken C.had taken D.have been taken

选A
我去澳大利亚旅游了,这件事过去了,用一般过去时.