【简答题】Researchers in Britain are driving the environmental movement to a new level. A team from the University of Warwick has built what it calls the world’s first completely environmentally friendly Formul...
【单选题】Dr. William C. Stokoe, Jr., was the chairman of the English Department at Gallaudet University. He saw the way deaf people communicated and was extremely【C1】______. He was a hearing person, and signs ...