Match an Adjective to Its Noun
Many descriptive adjectives ending in o change to a for feminine nouns and add s for plural.
About 20 minutes, plus any extended practice
Supplied materials
- Paper or a browser scratch area; no audio recording, account or private information is needed.
- Complete “la casa ___” using the given adjective rojo. Which form agrees with the supplied noun group? Candidate answers: (A) roja (B) rojas (C) rojo (D) rojos.
- Complete “los libros ___” using the given adjective nuevo. Which form agrees with the supplied noun group? Candidate answers: (A) nueva (B) nuevas (C) nuevo (D) nuevos.
Learn the idea
Articles and adjectives carry grammatical gender and number. Use the supplied noun labels and referents to build complete noun groups; grammatical gender is a property of a word rather than a judgment about a person. Many descriptive adjectives ending in o change to a for feminine nouns and add s for plural. Their forms agree with the noun they describe, even when another nearby word has a different ending.
Locate the complete noun group and identify its stated article. Choose masculine/feminine and singular/plural together, then attach the adjective after the noun for these neutral descriptions. Provided adjective glosses are color/size/state labels; the task tests agreement.
Some adjectives such as grande do not change for gender. The supplied o/a adjectives here do. Grammatical agreement must follow the noun’s actual label, so el mapa uses masculine forms despite its final a.
- Copy the supplied example and underline its speaker, noun, time cue or evidence words.
- Apply the shown language rule; keep any required ending, accent or paired punctuation.
- Solve the changed independent check, then explain why one offered alternative fails.
- Complete all three new practice cases and use the model to correct the precise word or meaning.
See the method in action
Supplied case: Complete “la casa ___” using the given adjective rojo. Which form agrees with the supplied noun group? Candidate answers: (A) roja (B) rojas (C) rojo (D) rojos. Solution: la casa supplies grammatical gender and number through its article. The matching adjective is roja; both gender and number must agree. The noun’s final letter is not a replacement for that article evidence. Final result: roja. Some adjectives such as grande do not change for gender. The supplied o/a adjectives here do. Grammatical agreement must follow the noun’s actual label, so el mapa uses masculine forms despite its final a.
Check your reasoning
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Helpful tips
- Locate the complete noun group and identify its stated article.
- Some adjectives such as grande do not change for gender.
See the answer and explanation
nuevos
los libros supplies grammatical gender and number through its article. The matching adjective is nuevos; both gender and number must agree. The noun’s final letter is not a replacement for that article evidence.
Take it further
Complete “el cuaderno ___” using the given adjective negro. Which form agrees with the supplied noun group? Candidate answers: (A) negra (B) negras (C) negro (D) negros. Expected result: negro. el cuaderno supplies grammatical gender and number through its article. The matching adjective is negro; both gender and number must agree. The noun’s final letter is not a replacement for that article evidence.
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