Language as a communication tool. Humans are required to speak English to communicate with people who are around for others to grasp the idea. Needs to tell ask knowledge and so on.
Language is a communication tool Humans need to speak English to communicate with the people around you so that others understand the need to talk about and ask for more.
Language is the tool of communication. Humans need to use spoken language from communication with the people around to make others understand the idea needs to tell inquire knowledge and so on.