Условие:
Grammar task. Change the sentences using the verbs in brackets and the infinitive of the main verb.
Example: It’s necessary to pass a new law. (must) — A new law must be passed.
1. In some cases it is possible that the prisoner will be released after a suitably long period of imprisonment. (could)
2.I’m almost sure that he has committed this assault. (must)
3. I think investigators have been working on this case for half a year already. (must)
4. Unfortunately a lot of men who left their families don’t pay alimony. (tend)
5. We are sure that this very law was applied in the case. (must)