By the end of this course, you will be able to: Use conditional sentences to express hypothetical situations and their possible outcomes. Use modal verbs to express possibility, necessity, permission, and obligation. Use relative clauses to define things and people,and to provide additional information.

Learn how to use the right prepositions in English sentences Do you ever get confused about which preposition to use? Prepositions can be a problem for many learners of a foreign language because they often have different meanings depending on the context in which they are used. In this course, you will be given systematic practice in the correct use of prepositions and prepositional phrases. We will also look at some common preposition errors.