未分类题The underlined word in Paragraph 1 means______.A.obligationB.sleepC.hibernationD.vacation
未分类题According to the text, the purpose of RoboCup is to______.A.create a world ruled by robotsB.eliminate the need for human athletesC.test out artificial intelligence technologyD.for scientists to get together and have a good time
未分类题Mole rats are similar to humans in that they______.A.are virtually hairlessB.live in underground coloniesC.have opposable thumbsD.are able to kill parasites
未分类题Which of the following is the best title for the text?A.Everyone desires a good night's sleepB.A study on less sleep's jeopardyC.More sleep doesn't mean better lifeD.Less sleep, more heart disease
未分类题According to the author, technology______.A.is the key to eliminating the gap between the rich and the poorB.has led to many of society's fundamental changesC.is literateD.has caused war to be focused more heavily on nuclear confrontation