Exercices de Anglais : Conditionals & modals

Complète les phrases suivantes avec la forme correcte du verbe entre parenthèses ou le modal approprié selon le contexte :

1. If Sarah (finish) __________ her homework, she will go to the park.
2. We (must / might) __________ carry our student ID cards at all times; it is a strict school rule.
3. If you (not / hurry) __________ , you will miss the school bus.

Complete the following sentences using the correct modal verb (must, should, might, can) or the correct conditional structure (Type 0, 1, or 2).

1. If you _________ (practice) every day, you will definitely improve your English skills.
2. You _________ (listen) to the teacher if you want to understand the lesson; it is a piece of advice.
3. If you _________ (have) enough time, would you travel abroad this summer?
4. Water boils if the temperature _________ (reach) $100^{\circ}C$.

Rewrite the following sentences using the specified grammatical structures to convey the intended meaning accurately.

1. I am certain that Sarah did not lose her keys because I saw them on the table just now. (Use a modal of negative deduction for the past: $must/can't + have + V-ed$).
2. My car broke down, so I was late for the meeting. (Rewrite as a 3rd conditional: $If + had + V-ed$, $would have + V-ed$).
3. You are not a professional athlete, so you do not have to follow such a strict diet. (Rewrite as a 2nd conditional: $If + V-ed$, $would + V_{base}$).