Archive for the ‘English Grammar’ Category

Present Perfect and Present Perfect Continuous Tenses

October 30th, 2009 in English Grammar, English Learning, ESL

Present Perfect Tense

Form
Affirmative
I have written.
He has written.
They/you/we have written.

Negative
I have not written.
She has not written.
They/you/we have not written.

Simple Present and Present Continuous Tenses

October 30th, 2009 in English Grammar, English Learning, ESL

The present indefinite or the simple present

Form:
Affirmative

I work.
She works.
They/you work.

Negative

I don’t work.
She doesn’t work.
They/you don’t work.

Interrogative

Tenses – Part II

October 30th, 2009 in English Grammar, English Learning, ESL

We have seen that the past perfect tense is used to talk about a completed past action. Note that when two past actions have to be mentioned, the past perfect is used for the earlier of the two, and the simple past for the later.

Tenses – Part I

October 30th, 2009 in English Grammar, English Learning, ESL

The tense of a verb shows not only the time of the action but also whether it is complete or not. There are three tenses in English:

More on Sentence Agreement

October 28th, 2009 in English Grammar, English Learning

The subject must agree with the verb in number and person. Basic rules of sentence agreement are given here.

Use of the Indefinite Article

October 26th, 2009 in English Grammar, English Learning

The indefinite article (a/an) is used before a noun in the following cases:
a) To convey the numerical sense of one

I have a pen.
There is a cat on the roof.
A hundred kilos make a quintal.

Sentences, Clauses and Phrases – Part II

October 25th, 2009 in English Grammar, English Learning

Kinds of Sentences

Simple Sentence
A simple sentence consists of a single main clause.

She wrote a letter.
They visited us yesterday.
It is snowing.
We have been waiting for hours.
Good books build character.
Birds of a feather flock together.