Помогите срочно на завтра!!! Write what you must/ mustnt/ have to/ need/ neednt do at school. Add two sentences of your own. 1)We mustnt use our mobile phones in class. 2) ____ do tests every day. 3) ____ wear a uniform. 4)_____ study Astronomy. 5)_____ study Biology. 6) _____ do homework everyday.

2)have to
3) must
4) neednt
5) need
6) must