Grammar Up contains 30 texts which are divided into three categories according to
their difficulty. Each text is first written in good English and then there is a
version where all the prepositions and articles are replaced with dashes (-). Moreover,
all the verbs are in capital letters and in infinitive. Your task is to cover the
correct text with a piece of paper and grammar up the second text.
Here you can see the way Grammar Up should be used: