大学英语四级选词填空练习（二十七）Some years ago I was offered a writing assignment that would require three months of travel through Europe. I had been abroad a couple of times, but I could hardly _1_ to know my way around the continent. Moreover, my knowledge of foreign languages was _2_ to a little college French.I hesitated. How would I, unable to speak the language, _3_ unfamiliar with local geography or transportation systems, set up _4_ and do research? It seemed impossible, and with con
