【单选题】Don E. Crabtree was a master craftsman and a dean of American flintknappers. Crabtree's research is important because it pioneered the development of Experimental Archaeology and the application of li...
【简答题】阅读下面短文,从短文后所给各题的四个选项(A、B、C和D)中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。 To his parents’ disappointment, Andy was born with a disability. The two sides of his brain were not joined 21 to each other. The right side ...
【简答题】Fill in the blanks with the right words or expressions. abundance, expel, dominate, disciplined, revolt, recruit, view... as, barbarian, persecute, defensible 1. In television, the three n...