em - The Exercise Grammar: German as a Foreign Language The 'em' exercise grammar is the ideal supplement for learners, who work with the teaching work anew, but can also be used independently of teaching. Prerequisites: Basic knowledge (upper level). Target group: learners of level B1 to C1. Objective: To deepen and repeat the basic and intermediate level grammar. Conception: The exercise grammar provides an overview of the frequent phenomena of German grammar. Through the integrated solution key, the exercise grammar is suitable both for self-learning and as a supplement in the classroom. Each unit is constructed as a double page: The structures and rules of the respective phenomena are summarized on the left "display page", always from the main difficulties and error sources of the learners. On the right there is a " Learning sequence. The exercises are graded according to three levels of difficulty. They are thus suitable for learners of the upper elementary level or at the beginning of the intermediate level, as well as for learners with solid mid-level knowledge and those who are preparing for a test at level B2 or C1. Learning sequence. The exercises are graded according to three levels of difficulty. They are thus suitable for learners of the upper elementary level or at the beginning of the intermediate level, as well as for learners with solid mid-level knowledge and those who are preparing for a test at level B2 or C1.