we ..........switch on the light because it was getting dark
had to-must-have to-should
Ramy.......look for a garage because his car broke down
have to-has to-must-had to
Student`s........be late for school
mustn`t-needn`t--don`t have to-shouldn`t
We.....clean our classroom
shouldn`t- must-mustn`t-should
At my school,all the stiudents............wear a uniform
must-had to-mustn`t-don`t have to
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