Dare

As a modal verb dare has two forms: dare for the present and dared for the past. It is used mostly in interrogative and negative sentences. 'Dare' means 'to have the courage to do something'. In negative sentences it denotes lack of courage to do something.

Examples:  
 She dare not open her mouth. (She hasn�t got the courage.)
 Dare he tell them what he knows? (Is he brave enough to tell them?)

Patterns. Read and memorize!

Affirmative 1	Interrogative	Negative
I dare say this.	Dare I say this?	I dare not say this.
She dare say this.	Dare she say this?	She dare not say this.
He dare say this.	Dare he say this?	He dare not say this.
We dare say this.	Dare we say this?	We dare not say this.
You dare say this.	Dare you say this?	You dare not say this.
They dare say this.	Dare they say this?	They dare not say this.

Note 1: - Modal verb 'dare' is mostly used in interrogative and negative sentences.

Note 2: � There is a contracted negative daren�t [de?nt]. In British English, the negative 'daren�t' is frequent:
E. g. :  She daren�t tell the boss because she doesn�t want to make trouble.