Functions of an infinitive in English презентация

Functions of an infinitive in English Sarzhanova Albina,Lbd-21

The infinitive is a verbal form (a non-finite verb form) which consists of the base form of the verb with the particle "to": to do; to go; to play; to take; to break; to find.

The infinitive has some properties of the verb. The infinitive names an or state, but cannot show person, number, or mood.

Actions

States

The infinitive can function as an adverbial modifier of purpose or as an adverbial modifier of consequence.

Purpose I have come here (in order) to help you. To know English well you have to work hard. To improve my knowledge of English I read books every day.

Consequence Now he is too tired to give us an account of his trip. This new method is not accurate enough to give any definite results.

The infinitive can have a direct object or a prepositional object and can be modified by an adverb.

Functions

Infinitive with TO

Infinitive without TO 1)modal verbs: must, can(could), may (might), need 2)verbs(make,let,sometimes help) 3)phrases(had better ,would rather,would sooner)

Examples You must do it at once. Не can speak German.  Не made me read this book.  Не made me read this book.  I would rather not tell them about it. 

 List of references 1) Michael Ockenden ,Collins Cobuild English Grammar,Longman,2005.175 p. 2) Impersonal forms of the English verb: Infinitive, participle, gerund. Reference book-128 p. 3) Guzeeva K. A., Kostygina S. I. Infinitive. English grammar,Union,2000.314 p. 4)Verba, Grammar of modern English,Logos,2001.200 p. 5)Maher, "Situational Dialogues" - the Textbook of colloquial English, Nova Southeasteren University,2008.208 p.