6． （比较） the two brushes and you’ll find the purple one is softer．
7． Rice is grown in China, Japan and other _______（ 亚洲 ） countries．
8． Many people now make it a rule to buy cards for their friends before ___ （圣诞节） ,December25．
9． Columbus _______（航行） across the ocean in 1492．
10．The children are hunted by ______ （食肉）dinosaurs．
