Subjunctive mood & conditionals

1. Choose the correct form: “Whether the tide ____ high or low, the reef survey begins at dawn” (be / is).

2. In the sentence “If the bridge were wider, buses could cross in both directions”, what mood is “were”: Subjunctive or Imperative?

3. In the sentence “Water freezes at 0 °C at standard pressure”, what grammatical mood is the verb “freezes”: Indicative or Subjunctive?

4. Choose the correct form: “It is important that a scientific hypothesis ____ testable and falsifiable” (be / are).

5. Choose the correct form: “The judge ordered that the witness ____ the courtroom” (leave / leaves).

6. Choose the correct counterfactual form: “I wish it ____ possible to observe the eclipse from our island tonight” (were / was).

7. Choose the correct form: “The bylaws require that the treasurer ____ an audited statement every year” (submit / submits).

8. Choose the correct past counterfactual: “If we ____ measured the mass before heating, we could have calculated the water lost” (had / would have).

9. Choose the correct mandative subjunctive form: “The safety committee recommended that every student ____ goggles in the lab” (wear / wears).

10. Choose the correct form: “The editor demanded that the fabricated quotation ____ removed immediately” (be / was).

11. Choose the correct form: “He acts as if he ____ every capital city in the world” (knew / knows).

12. Choose the correct form: “Take shelter immediately lest the storm ____ you in the open channel” (catch / catches).