1.Then we have to spend more time going over individual speeches word by word..随之，我们得花些时间把每个人的演讲逐字逐句地过一遍。

2.Can you play the piano or the violin?你会弹钢琴或拉小提琴吗？3.Do you have time on the weekend?你周末有时间吗？4.The school needs help to teach muisc.学校需要有人来教音乐。

5.It is not difficult?他并不难。