填入下列横线处与上文衔接最恰当的一项是（ ） 这就是汉字，我的祖屋，我的家！我迷恋它雕梁画栋的亭阁楼台，我更迷恋它朝晖夕阴中隶楷行草的万千气象： 。 ①最最摄魂夺魄的，当是斑驳的树影中，祖屋如龙蛇行走，曼妙莫测 ②令人陶醉的，是道道金辉，铺撒祖屋的胸襟，舒展高贵，气度雍容 ③心驰神曳的，是光线将祖屋分明的棱角隐去，只留轻盈身姿，飘飘欲飞 ④赏心悦目的，是耀眼的光箭穿过宽阔而幽深的甬道，照亮祖屋的身躯，优雅而颀长

I arrived late and missed the flight. I _____the traffic to be so heavy. [ ]

When do you get up every day—I usually get up_____ six o’clock.

This is my little brother. _____ name is Jack.

Teachers _______ be sensitive to the development level of each student so as to help them better.