Terrible  – very bad, awful

Sink  – to go down below the surface of water

Life raft – a small boat used in emergencies

Completely  – totally, 100%, entirely

Luckily  – fortunately, by good chance

Useful  – helpful, good for a purpose

  Machine – equipment that does a job

Uncooked  – raw, not prepared with heat

Rescue workers  – people who save others from danger

Painful – causing pain or hurt