L'auxiliaire do

She likes apples. (?)

• Don't she likes apples?

• Do she likes apples?

• Does she like apples?

• Did she likes apple?

Answer explanation

Le 's' de la 3e personne du singulier, est rajouté sur l'auxiliaire 'do' et le verbe et mis au singulier :

Does she like apples?

You hate coffee. (-)

• Don't you hate coffee.

• You don't hate coffee.

• You doesn't hate coffee.

• You don't hates coffee.

Answer explanation

Pour créer une forme négative on rajoute l'auxiliaire et la marque de la négation : do + not qui se place avant le verbe.

You don't hate coffee.

We did our homeworks. (?)

• Did we do our homeworks?

• Don't we do our homeworks?

• Didn't we do our homeworks?

• Have we do our homeworks?

Answer explanation

Pour former une question au prétérit, il faut utiliser l'auxiliaire 'do' marqueur de la question conjugué au prétérit = did

Le verbe de la phrase se retrouve donc a l'infinitif.

Did we do our homeworks?

They bought a new car yesterday. (-)

• They don't bought a new car yesterday.

• They didn't buy a new car yesterday.

• They didn't bought a new car yesterday.

• They don't buy a new car yesterday.

Answer explanation

Pour former une négation au préterit on utilise l'auxiliaire et le marqueur de négation : did + not

Le verbe est mis a l'infinit car on a déjà la marque du péterit avec 'did'

They did'nt buy a new car.

They have a dog. (?)

• Doesn't they have a dog?

• Has they a dog?

• Do they have a dog?

• Did they having a dog?

Answer explanation

Pour former une question au présent simple, il suffit d'utiliser l'auxiliaire 'do'.

Do they have a dog?

I played computer games 2 days ago. (-)

• I didn't play computer games 2 days ago.

• I doesn't played computer games 2 days ago.

• I didn't played computer games two days ago.

• I don't play computer games 2 days ago.

Answer explanation

Pour former une négation au préterit, on utilise l'auxiliaire et le marqueur de négation : did + not

Le verbe est mis à l'infinitif.

I didn't play computer games.

We go to bed at 10 p.m. every night. (S?)

• Why we go to bed a 10 p.m. every night?

• Why do we go to bed at 10 p.m. every night?

• When does we go to bed at 10 p.m. every night?

• When do we going to bed at 10 p.m every night?

Answer explanation

Lorsque l'on utilise un mot en Wh- dans une question, on le place en premier suivit de l'auxilliaire.

Ici la phrase était au pésent, l'auxiliaire est donc 'do'.

He has 3 sisters. (-)

• He hasn't 3 sisters.

• He doesn't have 3 sisters.

• He doesn't has 3 sisters.

• He didn't has 3 sisters.

Answer explanation

Pour former une négation à la 3e personne de singulier, on rajoute le 's' marqueur du présent à l'auxiliaire 'do' auquel on ajoute aussi le marqueur de la négation 'not'.

Le verbe 'have' est mis a l'infinitif.

He doesn't have 3 sisters.

My grandmother ate a pie yesterday. (S?)

• What did my grandmother ate yesterday?

• What did she eat yesterday ?

• Were did my grandmother ate?

• When does she ate a pie?

Answer explanation

Lors d'une question en WH-, on place l'auxiliaire après le mot intérrogatif.

Ici la phrase est au prétérit, l'auxiliaire est donc 'did' et le verbe 'eat' est mis a l'infinitif.

What did she eat yesterday?

Your brother loves my sister. (-)

• Your brother doesn't love my sister.

• Your brother loves not my sister.

• Your brother don't love my sister.

• Your brother doesn't loves my sister.

Answer explanation

Pour former une négation à la 3e personne de singulier, on rajoute le 's' marqueur du présent à l'auxiliaire 'do' auquel on ajoute aussi le marqueur de la négation 'not'.

Le verbe 'love' est mis a l'infinitif.

Your brother doesn't love my sister.