Visitors were _____at the _____pictures that the guide showed.
【2015·安徽】______ the difference between the two research findings will be one of the worst mistakes you make.
【2015·江苏】Much time _____ sitting at a desk, office workers are generally troubled by health problems.
【2015·福建】In recent years an English word "infosphere" has appeared, _______the sense of “information” and " atmosphere".
【2015·福建】_________ more about Chinese culture, Jack has decided to take Chinese folk music as an elective course.
【2015·陕西】Back from his two-year medical service in Africa, Dr.Lee was very happy to see his mother______ good care of at home.