Verified answer

1. Two players, one from each team, climbed out of the water.

Общий: Did two players, one from each team, climb out of the water?

Разделительный: Two players, one from each team, climbed out of the water, didn't they?

Альтернативный: Did two or three players climb out of the water?

Специальный: What did two players, one from each team, do?

К подлежащему: Who climbed out of the water?

2. Somebody had put the crocodile into the pool.

Общий: Had somebody put the crocodile into the pool?

Разделительный: Somebody had put the crocodile into the pool, hadn't they?

Альтернативный: Had somebody put the crocodile or the snake into the pool?

Специальный: What had somebody put into the pool?

К подлежащему: Who had put the crocodile into the pool?

3. I must do something to make them move faster.

Общий: Must I do something to make them move faster?

Разделительный: I must do something to make them move faster, mustn't I?

Альтернативный: Must I or you do something to make them move faster?

Специальный: What must I do to make them move faster?

К подлежащему: Who must do something to make them move faster?