In some institutions they are separated to highlight only the first syntax. My past instructions from you that is necessary to study the grammar carefully in the classroom before going to speak and listen.
In some institutions, they will split the study only focused on grammar before. I do need some advice from you that need to be attended to on the part of the grammar school before going to talk and listen.
In some institutions they separate the study focuses on the grammar. I want your advice that need to study focused on the part of the grammar school before going to talk and listen.