MODAL VERBS

ALL YOU NEED TO KNOW ABOUT

modal verbs

START

could

may

might

can

INDEX

must

should

have to

mustn't

can

01

it is use to indicate an ability

STRUCTURES:

P: S + CAN + V + ON: S + CAN'T + V + O I: CAN + S + V + O ?

EXAMPLES:

P: i can watch the TV N: i can't fly i: can I go out with my friends?

could

02

it has the same mean as can but this is use when you are reffering the past or being polite

STRUCTURES:

P: S + COULD + V + ON: S + COULDN'T + V + O I: COULD + S + V + O ?

EXAMPLES:

P: i could play all day N: i couldn't go to your birthday i: could you grab me that bottle?

may

03

it is use to express a POSSIBLE possibility

STRUCTURES:

P: S + MAY + V + ON: S + MAY NOT + V + O I: MAY + S + V + O ?

EXAMPLES:

P: i may pass the test N: i may not go out tonight i: may i go to the bathroom?

might

04

it is use to express a possibility that is almost 100% sure

STRUCTURES:

P: S + MIGHT + V + ON: S + MIGHT NOT + V + O

EXAMPLES:

P: i might eat pizza tonight N: i might not go to school tomorrow

must

05

it is use to express an obligation

STRUCTURES:

P: S + MUST + V + OI: MUST + S + V + O + ?

EXAMPLES:

P: i must clean the house I: must i use the computer?

mustn't

06

it is use to express a prohibition

STRUCTURES:

N: S + MUSTN'T + V + O

EXAMPLES:

N: i mustn´t use the phone at school

HAVE TO

07

it is use to express an obligation

STRUCTURES:

P: S + HAVE TO + V + OI: DO + S + HAVE TO + V + O + ?

EXAMPLES:

P: i have to leave the house now I: do you have to be here?

should

08

it is use to give an advice or ask for one

STRUCTURES:

P: S + SHOULD + V + ON: S + SHOULDN'T + V + O I: SHOULD + S + V + O ?

EXAMPLES:

P: you should study math N: you shouldn't be with him i: should i buy this dress?

¡end!