INTRODUCTION…
PART I. THE THEORETICAL PROBLEMS OF MODALITY AND MODAL VERBS IN ENGLISH
1.1.    Modality
1.2.    Modal Verbs  (MV) in English
1.2.1.    Definitions of English MV
1.2.2.    Position of MV
1.2.3.    Double Modals
1.2.4.    Quasi-modal Verbs
1.2.4.1.    Quasi-modal Verbs versus Modal Verbs
PART II. WAYS OF RENDERING THE MODAL GRAMMATICAL CATEGORIES.
2.1. The Rendering of Linguistic Modality
2.2. The Meanings of Modal Verbs
2.2.1. Obligation
2.2.2. Logical deduction
2.2.3. Synonyms
2.2.4. Substitutes
2.3. Ways of Rendering Modal Meaning in English
2.3.1. Ability
2.3.2. Permission
2.3.3. Obligation and  Necessity
2.3.4. Possibility, Probability and Certainty
2.4. Necessity: must, have to, have got to, need
2.4.1. Modal Verb “must” and it’s substitute “have to”
2.4.2. Note about the Modal Verb “should”
2.4.3. Substitute phrase “have got to”
2.4.4. The Verb “need”
2.4.5. Absence of necessity
CONCLUSION
BIBLIOGRAPHY