Ответ: 2. Request for salvation.

3. Polite request to close the door

4. Remembrance

5. Asking for permission to sit here

6. Asking for help

Ответ:

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Объяснение:

asking permission politely - "Could I use your phone?"

making a request - "Could you close the door, please?"

stating a fact or ability - "I can't swim."

making a request - "Can I sit here?"

making a request for help - "Could you help me, please?"

stating a past ability or habit - "I could walk before the accident."