1.We don’t have enough books so you’ll have to ______(共用).
2.The beach was ______(荒芜的) and unsafe for bathing.
3.Few of us like to listen to ______(古典的) music.
4.Entering the dark room, I struck a ______(火柴) and lit the candle.
5.As a young man he went off to Africa, looking for ______(冒险).