calcuiate（名词）_______

1.calcuiate（名词）：calculation n.计算；calculator 计算器
2.They are used for (changing the style of the shoes)(改变鞋的式样）.
3.think an the clock do is invention annoying you alarm )
Do you think the alarm clock is an annoying invention?
4.here not help that's to you going leave (.)
That's not going to help you leave here.
5.(Is) paper (made) from wood?
6.The students (are/were) often (told) to be careful.