to constrain — English conjugation

Frequency#1720Regular

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
Iconstrain
youconstrain
he/she/itconstrains
weconstrain
you (pl.)constrain
theyconstrain

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
Iconstrained
youconstrained
he/she/itconstrained
weconstrained
you (pl.)constrained
theyconstrained

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

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

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

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

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

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

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

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