Filipino information questions normally place the requested information early: Sino ang tumawag?, Ano ang kinuha mo?, Saan sila pupunta? The question word functions as a predicate, an identifying value, or an oblique expression according to the construction. Filipino does not use English do-support, and it does not mechanically invert an auxiliary and subject.
The difficult part is not merely memorizing question words. Voice, phrase markers, pronoun form, and clitic placement must still express the questioned participant's role.
Match the question form to the requested information
| Question form | Requests | Typical pattern |
|---|---|---|
| sino | identity of a person | Sino ang tumawag? |
| ano | identity or kind of a thing | Ano ang binili mo? |
| alin | choice from a known set | Alin ang kukunin natin? |
| saan / kanino | place/direction or personal oblique | Saan ka pupunta? / Kanino mo ibinigay? |
| kailan | time | Kailan darating ang doktor? |
| bakit / paano | reason or manner | Bakit ka umalis? / Paano mo inayos? |
| ilan / magkano | number or price | Ilan ang kailangan? / Magkano ito? |
Sino ang kumatok sa pinto kaninang madaling-araw?
Who knocked on the door early this morning?
Actor-voice kumatok makes the actor the missing role described by ang kumatok.... The question asks the listener to identify that actor. With a questioned patient, the voice frame changes:
Ano ang ipinadala ni Cora sa sangay sa Cebu?
What did Cora send to the Cebu branch?
Conveyance/patient-oriented ipinadala makes the conveyed item available as the ang-identified value. The actor remains ni Cora and the destination remains a sa-phrase.
Person questions reflect grammatical role
Use sino for an identified person in an ang-like role, but kanino for a personal sa-type relation such as recipient, destination, source in some constructions, or possessor.
Sino ang kinausap mo pagkatapos ng pulong?
Who did you speak with after the meeting?
Kanino mo ibinigay ang ekstrang kard?
To whom did you give the extra card?
In the first question, patient-oriented kinausap identifies the person spoken with. In the second, the item ang ekstrang kard is pivot while kanino asks for the personal recipient. English who/whom does not predict this contrast by itself; Filipino voice and marker structure do.
Questions about a possessor similarly use kanino: Kaninong payong ito? “Whose umbrella is this?” The linker -ng joins kanino to the possessed noun.
Question words host clitics early
When a question word begins the clause, short pronouns and particles normally follow it or the first suitable predicate host.
Bakit mo pa binuksan ang bintana kung umuulan?
Why did you open the window anyway if it's raining?
Paano nila nalaman ang bagong address mo?
How did they find out your new address?
The genitive pronouns mo and nila occur immediately after bakit and paano. A long pivot pronoun follows intervening particles in the usual pattern: Bakit pa ba sila naghihintay? See post-predicate clitic placement.
Direct information questions do not require ba. Adding ba can convey insistence, puzzlement, softening, or a discourse-specific nuance: Ano ba ang nangyari? may mean “What on earth happened?” or, with gentle intonation, “So what happened?” It is not the neutral equivalent of English do.
Neutral question order and marked ay order
The question expression normally begins the request, followed by the rest of the clause. If a topic is already established, it can be fronted with ay, but the result is heavier and often contrastive.
Kailan gaganapin ang pagpupulong ng mga magulang?
When will the parents' meeting be held?
Ang pagpupulong ng mga magulang ay kailan gaganapin?
As for the parents' meeting, when will it be held? (marked and contrastive)
The first is the neutral request for a date or time. The second is appropriate if several events are being scheduled and this meeting is being selected as the next topic. Ay does not mean is and is not required by the English subject-first translation.
Phrase weight supports the neutral order: the short question word and predicate come first, while the long ang-phrase comes later. In prepared questioning (formal), topic-first order may help maintain a list of established agenda items.
Negation and question scope
A negative information question can ask why an event failed to happen or which candidate does not satisfy a description.
Bakit hindi pa dumarating ang bus mula Batangas?
Why hasn't the bus from Batangas arrived yet?
The early sequence bakit hindi pa scopes the reason question over a negative proposition. Compare Sino ang hindi sasama? “Who is not coming along?”, where the identity sought is the person satisfying a negative description.
Alin sa mga pinto ang hindi pa nasusuri ng tagapangasiwa?
Which of the doors has not yet been inspected by the manager?
Alin sa mga pinto restricts the answer to a known set. Ano would ask more openly for the identity or kind of thing and would not encode that same selection.
Short answers and ellipsis
Information questions make the missing material maximally recoverable, so answers are frequently fragments.
—Saan ninyo inilagay ang mga ekstrang upuan? —Sa silid sa likod ng entablado.
—Where did you put the extra chairs? —In the room behind the stage.
The reply is a natural sa-phrase, not an incomplete English translation. A full answer, Inilagay namin ang mga iyon sa silid..., is useful only when clarification or contrast requires it.
Common Mistakes
Adding ay after a question word
❌ Kailan ay darating ang teknisyan?
Incorrect — ay does not function as an English auxiliary after the question word.
✅ Kailan darating ang teknisyan?
When will the technician arrive?
Adding ba as mandatory question grammar
❌ Saan ba ba kayo lilipat?
Incorrect — duplicated ba does not mark an information question.
✅ Saan kayo lilipat?
Where will you move?
One ba may occur for a particular conversational nuance—Saan ba kayo lilipat?—but it is optional, not the source of interrogative force.
Ignoring the questioned participant's role
❌ Sino ang nakita ka sa istasyon?
Incorrect for 'Who did you see at the station?' — ka makes the addressee the pivot of nakita.
✅ Sino ang nakita mo sa istasyon?
Who did you see at the station?
Leaving a short pronoun in English-like position
❌ Bakit umalis nang hindi isinara ang bintana ka?
Incorrect — the short pronoun ka cannot be postponed until after the subordinate phrase.
✅ Bakit ka umalis nang hindi isinara ang bintana?
Why did you leave without closing the window?
Key Takeaways
- Information questions normally put the requested value or interrogative predicate early.
- Filipino uses no English-style do-support or subject–auxiliary inversion.
- Voice and markers determine whether the question asks for an actor, patient, recipient, location, or another role.
- Ba is unnecessary in a neutral information question and adds discourse nuance when it occurs.
- Topic-first ay questions exist, but they are marked; short answers freely omit recoverable clause material.
Related Topics
- ano: WhatA2 — Use ano, anong, and ano-ano to ask about things, identities, kinds, and affected participants within Filipino voice and marker patterns.
- sino: WhoA2 — Use sino for human identity and kanino for possessive or oblique roles while matching question structure to Filipino voice and markers.
- alin: WhichA2 — Use alin and aling to select one or more members from a known set while preserving Filipino voice, markers, and linker spelling.
- Yes-No Questions with baA2 — Form clear yes-no and alternative questions with ba while preserving Filipino predicate order, aspect, voice, and participant markers.
- Post-Predicate Clitic PlacementB1 — Learn where Filipino pronoun and particle clitics attach after verbal, negative, adjectival, locative, modal, and interrogative predicate hosts.
- Cleft-Like ang-ConstructionsB2 — Use Filipino ang-constructions to identify one person, thing, place, or circumstance from a set of alternatives.