1) The passengers were having a good time when the ship suddenly hit an iceberg, weren't they?
2) Were the passengers having a good time when the ship suddenly hit an iceberg?
3) Who was having a good time when the ship suddenly hit an iceberg?
4) Were the passengers or the students having a good time when the ship suddenly hit an iceberg?
5) Were the passengers having a good or a bad time when the ship suddenly hit an iceberg?
6) Were the passengers having a good time when the ship or the boat suddenly hit an iceberg?
7) Were the passengers having a good time when the ship suddenly hit or touch an iceberg?
8) Were the passengers having a good time when the ship suddenly hit an iceberg or a rif?
9) When were the passengers having a good time?
10) Where were the passengers having a good time when the ship suddenly hit an iceberg?
11) What were the passengers having when the ship suddenly hit an iceberg?
12) When did the ship suddenly hit an iceberg?
13) Where did the ship suddenly hit an iceberg?
14) Why did the ship suddenly hit an iceberg?
15) What did an iceberg suddenly hit?