to substitute — English conjugation

Frequency#560Regular

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
Isubstitute
yousubstitute
he/she/itsubstitutes
wesubstitute
you (pl.)substitute
theysubstitute

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
Isubstituted
yousubstituted
he/she/itsubstituted
wesubstituted
you (pl.)substituted
theysubstituted

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 substituting
youare substituting
he/she/itis substituting
weare substituting
you (pl.)are substituting
theyare substituting

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 substituting
youwere substituting
he/she/itwas substituting
wewere substituting
you (pl.)were substituting
theywere substituting

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 substituted
youhave substituted
he/she/ithas substituted
wehave substituted
you (pl.)have substituted
theyhave substituted

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 substituted
youhad substituted
he/she/ithad substituted
wehad substituted
you (pl.)had substituted
theyhad substituted

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 substitute
youwill substitute
he/she/itwill substitute
wewill substitute
you (pl.)will substitute
theywill substitute

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 substituting
youwill be substituting
he/she/itwill be substituting
wewill be substituting
you (pl.)will be substituting
theywill be substituting

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 substituted
youwill have substituted
he/she/itwill have substituted
wewill have substituted
you (pl.)will have substituted
theywill have substituted

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 substitute
youwould substitute
he/she/itwould substitute
wewould substitute
you (pl.)would substitute
theywould substitute