Tenses exercises are a fundamental aspect of mastering English grammar. They are designed to help learners understand and apply different verb tenses correctly in various contexts; these can vary from simple present, past, and future tenses to more complex ones, like the present perfect continuous or the past perfect tense.

These exercises imbue learners with the ability to manipulate verbs and construct sentences accurately, thus expressing their thoughts correctly, in terms of time, condition, and aspect. For instance, whilst the present simple might denote habits or universal truths, the present continuous tense is used for actions happening at that moment.

Through daily tenses exercises, students are encouraged to internalize the rules governing the usage of the tenses and apply them effectively. Activities can involve gap-filling tasks, transformation drill exercises, or sentence rewriting. For example, in a reformulation exercise, the learners can turn a sentence in present simple tense into present perfect, thereby gaining hands-on experience with the differences between the tenses.

In essence, tenses exercises are instrumental in helping English learners transition beyond rote learning of the rules towards effective application in writing and speaking. Not only does this color their language with the right hues of time and action, but it also enhances their overall proficiency in English.