English grammar exercise on-line for elementary level students for the modal verb 'should'. Complete the sentences with the modal verb should.
1) She _______________ so much. It's not good for her health. (smoke)
2) When you go to London, you _______________ Westminster Palace. (visit)
3) Peter's got a very bad cold. I think he ________________ to bed. (go)
4) You _______________ the new James Bond movie. It's great! (see)
5)) They are very stressed. They ________________ so much. (work)