Write five short safety instructions for a school laboratory. Each instruction must use exactly one of these…

Questão

Write five short safety instructions for a school laboratory. Each instruction must use exactly one of these modals: should, must, have to (correct form), may, might. After each instruction, in brackets briefly state the function (recommendation, obligation/necessity, permission, probability).

✍️ Questão dissertativa: veja abaixo a resposta esperada e a explicação.

Resposta esperada

1. You should wear safety goggles when handling chemicals. (recommendation) 2. Students must not eat or drink inside the lab. (obligation) 3. You have to label all samples before storage. (necessity imposed by procedure) 4. Visitors may enter the lab only with an instructor present. (permission) 5. A spill might cause a slippery floor, so move carefully. (probability)

Explicação

As instruções apresentadas utilizam adequadamente os modais solicitados, cada um em um contexto apropriado. A classificação das funções de cada frase está clara e condizente com os significados dos modais, como obrigações, permissões e recomendações. Além disso, a estrutura das frases é concisa e direta, facilitando a compreensão das regras de segurança no laboratório.

Raio-X da questão

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