According to one rock music critic, the teenagers express their rebellious attitudes through rock music.()

判断题(Vivisection) The author praises the victory of vivisection as a great advance in the triumph of utilitarianism.()

判断题Once talented young blacks have left Watts, they are not expected to return home and actually no one has done so.()

判断题conservative means being opposed to great or sudden change.()

判断题Inexhaustible resources are those that cannot be reproduced. Once the point of no return is reached, nothing will be left.()

判断题John Smith comes to the New World to do his research on gorillas.()