The exhange of gases between animals and the environment is called

Take a look at this online dictionary entry. language etymology middle english language, from old french language, from latin lingua ("tongue, speech, language”). noun 1. a form of communication using words either spoken or gestured with hands and structured with grammar, often with a writing system. 2. the ability to communicate using words. 3. nonverbal communication. 4. the vocabulary and usage in a particular field. 5. the words used in speech or a passage of text. 6. spoken or written words. which link would readers of this dictionary entry click if they wanted more information about the historical origins of the word "language”?

What would be a clearer way of writing the sentence below? for the students' new project, the students will write a report about a book, and they will read the report to the other students in the class; also, the reports must be completed so that they can be read to the class on december 18. a. for their new project, the students will write a book report and read it to the class on december 18. b. the students have a new project, and they will have to write a book report and read it to the class. c. students must read a book and then write a report over the book they read, and they must read the report they wrote to the class. d. on december 18, the students in the class will read stuff to each other because that is the day their project is due.

Ireally, really need with this asap. i don't understand spanish prepositions and when they should be used. the questions are:fiesta con juan el fin de semana pasado. el parque está casa. es una lástima que haya tantos lago. el jefe quiere inmediatamente. the answers can be one of the following: en, con, de, a i will award !