face2face pre intermediate unit 3 have to had to

face2face pre intermediate unit 3 have to had to

HAVE TO/HAS TO

it is necessary to do sth

have to/has to

• it is an obligation coming from outside the speaker

• it is a rule,law

have to + verb1

• i have to go

• you have to go

• we have to go

• they have to go

has to+ verb1

• she has to go

• he has to go

• it has to go

• 
  

rules at school

• i have to wear a uniform

• i have to be in class on time

• i have to do homework

• i have to put my hand up before speaking

• ....

don't have to/doesn't have to

it isn't necessary to do sth

*lack of obligation

don't have to+verb 1

• i don't have to get up early

• you don't have to get up early

• we don't have to get up early

• they don't have to get up early

doesn't have to+ verb1

• he doesn't have to get up early

• she doesn't have to get up early

• it doesn't have to get up early

• 
  

i am a student at a language course

• i don't have to wear a uniform

• i don't have to start classes very early in the morning

past: had to

didn't have to

have to/has to=> past had to

• when i was a child i had to go to school

• i didn't have to work before i graduated from university

• i had to finish my project last week

• she didn't have to join the meeting, it wasn't about her project

• we had to pick them up from the airport last night because they didn't have a car