更多"It was definitely true that Shangha"的相关试题:
[单项选择]A. He saw many lakes. B. He saw many mountains.
C. He saw different kinds of plants. D. He saw the flat land and even nothing for miles.
[填空题]It is colder in Beijing than in Shanghai.
Shanghai is ________ than Beijing.
[填空题]Bully problem is definitely more serious than what these surveys’ figures have shown.
[单项选择]Who saw the man doing this
[单项选择]Space travel is definitely bad for astronauts’ bones, reducing their bone density after only a month of weightlessness, according to French research published on Friday.
Laurence Vico and his fellow workers at St Etienne University called for more research into the effects of microgravity, after their study of 15 astronauts from the Russian MIR station showed bone loss continued throughout space flights.
"Bone loss was especially striking in four astronauts, " the scientists reported in the Lancet Medical Journal.
They measured the Bone Mineral Density (BMD) of bones in the forearm and lower leg of the astronauts who had spent one to six months in space.
The BMD loss was significant in the tibia of the lower leg, a weight-bearing bone, but barely changed in the radius of the forearm. "Our results indicate the need to investigate not only different bones, but also different areas of the same bone since not all sites of the skeleton are similarly affected by space con
A. they only cared for the Russian astronauts
B. they were not interested in their own astronauts
C. the Russian government invited them to do their research
D. the Russian astronauts worked in space for a long time
[单项选择]
(五)
Space travel is definitely bad for astronauts’ bones, reducing their bone density after only a month of weightlessness, according to French research published on Friday.
Laurence Vico and his fellow workers at St Etienne University called for more research into the effects of microgravity, after their study of 15 astronauts from the Russian MIR station showed bone loss continued throughout space flights.
"Bone loss was especially striking in four astronauts, " the scientists reported in the Lancet Medical Journal.
They measured the Bone Mineral Density(BMD) of bones in the forearm and lower leg of the astronauts who had spent one to six months in space.
The BMD loss was significant in the tibia of the lower leg, a weight-bearing bone, but barely changed in the radius of the forearm. "Our results indicate the need to investigate not only different bones, but also different areas of the same bone since not all sites
A. they only cared for the Russian astronauts
B. they were not interested in their own astronauts
C. the Russian government invited them to do their research
D. the Russian astronauts worked in space for a long time
[单项选择]Moviegoers may think history is repeating itself this weekend. The summer’s most anticipated film, Pearl Harbor, which has opened recently, painstakingly recreates the Japanese attack that drew the United States into World War II. But that isn’t the film’s only reminder of the past.
Harbor invites comparison to Titanic, the biggest hit of ail time. Like Titanic, Harbor heaps romance and action around a major historical event. Like Titanic, Harbor attempts to create popular global entertainment from a deadly real life. Like Titanic, Harbor costs a pretty penny and hopes to get in even more at the box office. Both Titanic and Pearl Harbor unseal their tales of love and tragedy over more than three hours. Both stories center on young passion, triangles of tension with one woman and two men: In Titanic, Leonardo DiCaprio and Billy Zane compete for the love of the same woman, a high society type played by a British actress named Kate (Winslet). In Harbor, two pilots (Ben Affelck, Jos
A. major historical events can never repeat themselves
B. both Titanic and Pearl Harbor are the historical reappearance
C. Pearl Harbor may have a better box office return than Titanic
D. Titanic is the most successful film in history