to diagnose — English conjugation

Frequency#1463Regular

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
Idiagnose
youdiagnose
he/she/itdiagnoses
wediagnose
you (pl.)diagnose
theydiagnose

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
Idiagnosed
youdiagnosed
he/she/itdiagnosed
wediagnosed
you (pl.)diagnosed
theydiagnosed

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

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

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

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

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

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

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

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