to alter — English conjugation

Frequency#625Regular

Indicative

Present (Simple Present) Regular

The simple present describes habitual actions, general truths, and states. It is the most basic tense in English. For most verbs, add -s or -es for the third person singular (he, she, it).

She speaks three languages.

PronounEnglish
Ialter
youalter
he/she/italters
wealter
you (pl.)alter
theyalter

Past (Simple Past) Regular

The simple past describes completed actions at a specific time in the past. Regular verbs add -ed. There are around 200 common irregular verbs with unique past forms that must be learned individually.

She spoke to the manager yesterday.

PronounEnglish
Ialtered
youaltered
he/she/italtered
wealtered
you (pl.)altered
theyaltered

Present continuous (Present Continuous) Regular

The present continuous describes actions happening right now or temporary situations. Formed with am/is/are + verb-ing. Also used for definite future arrangements.

She is speaking to a client at the moment.

PronounEnglish
Iam altering
youare altering
he/she/itis altering
weare altering
you (pl.)are altering
theyare altering

Past continuous (Past Continuous) Regular

The past continuous describes actions that were in progress at a specific moment in the past, often interrupted by another event. Formed with was/were + verb-ing.

She was speaking when the fire alarm went off.

PronounEnglish
Iwas altering
youwere altering
he/she/itwas altering
wewere altering
you (pl.)were altering
theywere altering

Present perfect (Present Perfect) Regular

The present perfect connects the past to the present. It describes experiences, recent events, or situations that started in the past and continue now. Formed with have/has + past participle.

She has spoken at over fifty conferences.

PronounEnglish
Ihave altered
youhave altered
he/she/ithas altered
wehave altered
you (pl.)have altered
theyhave altered

Past perfect (Past Perfect) Regular

The past perfect describes an action completed before another past event — the past of the past. Formed with had + past participle. Always implies a reference point in the past.

She had spoken to him before the meeting started.

PronounEnglish
Ihad altered
youhad altered
he/she/ithad altered
wehad altered
you (pl.)had altered
theyhad altered

Future (will) (Future Simple) Regular

The future simple expresses predictions, spontaneous decisions, and promises. Formed with will + base infinitive. The contracted form will not = won't is very common in spoken English.

She will speak at the conference tomorrow.

PronounEnglish
Iwill alter
youwill alter
he/she/itwill alter
wewill alter
you (pl.)will alter
theywill alter

Future continuous (Future Continuous) Regular

The future continuous describes an action that will be in progress at a specific future moment. Formed with will be + verb-ing. Often used to describe planned or expected ongoing actions.

This time tomorrow she will be speaking to the board.

PronounEnglish
Iwill be altering
youwill be altering
he/she/itwill be altering
wewill be altering
you (pl.)will be altering
theywill be altering

Future perfect (Future Perfect) Regular

The future perfect describes an action that will be completed before a specific point in the future. Formed with will have + past participle. Common with time expressions like by then, by the time.

By Friday she will have spoken to all the clients.

PronounEnglish
Iwill have altered
youwill have altered
he/she/itwill have altered
wewill have altered
you (pl.)will have altered
theywill have altered

Subjunctive

Conditional (would) (Conditional) Regular

The conditional describes hypothetical situations and their results. Formed with would + base infinitive. Used in if-clauses, polite requests, and reported speech about future events.

She would speak more if she had the chance.

PronounEnglish
Iwould alter
youwould alter
he/she/itwould alter
wewould alter
you (pl.)would alter
theywould alter