1
Don't have to, Don't need to and Needn't all express absence of ...
2
You .... cheat on an exam if you don't want the teacher to be mad at you.
3
Formal synonym of should
4
My mum says that I .... ..... help with the cleaning.
5
I .... not run when I was one year old.
6
I will be ... to finish the homework if I have some free time.
7
This word expresses ability. It has a past form but it doesn't have a future form.
