This is a common reference book of words in alphabetical order including information about their meanings, pronunciation, and forms.

The answer is: dictionary.

Dictionaries contain the lists of words of a language in alphabetical order. They also provide the meaning of the words in the same language, or the equivalent term or translation in a different language. Moreover, they usually include the pronunciation of the words, part of speech, origin, form, and usage.

general dictionary

Explanation:This is a common reference book of words in alphabetical order including information about their meanings, pronunciation, and forms.

the following key ideas correctly express the key sentence.

restate key idea: most people can learn to swim in ten short lessons.

restate key idea: the majority of water-accident victims require mouth-to-mouth breathing.

restate key idea: an empty, tightly closed gallon jug will support a tired swimmer.  

restate key idea: first aid is to prevent accidents as well as assist in rescue.

explanation: the key idea needs to have the same topic as the key sentence (drowning and safety).