| Subject | Verb | The Rest of the sentence |
| I / you / we / they | speak / learn | English at home |
| he / she / it | speaks / learns | English at home |
| Subject | don’t/doesn’t | Verb* | The Rest of the sentence |
| I / you / we / they | don’t | have / buy eat / like etc. |
cereal for breakfast |
| he / she / it | doesn’t |
* Verb: The verb that goes here is the base form of the infinitive = The infinitive without TO before the verb. Instead of the infinitive To have it is just the have part.
| Do/Does | Subject | Verb* | The Rest of the sentence |
| Do | I / you / we / they | have / need want etc. |
a new bike? |
| Does | he / she / it |
*Verb: The verb that goes here is the base form of the infinitive = The infinitive without TO before the verb. Instead of the infinitive To have it is just the have part.