改错题
These days we have spent as much time as we could prepare international flower exhibition.
prepare 改为 preparing.
The car ______ at the present speed until it reaches the foot of the mountain at about nine o'clock tonight.
八年级学生小海近来有些地方不对劲：在学校，平时活泼开朗的他变得沉默了，与同桌小辉本来是很好的好朋友，可现在小海也不愿和他多说话。回到家里小海的话就更少了，没什么事情总是把自己关在房间里不愿出来……
读“中国铁路运输略图”，请你为广州的青青同学外出旅游出谋划策。
