更多"More than 3 nature reserves have be"的相关试题:
[填空题]There have been men for more than
[填空题]More than forty women have been killed in the war in Iraq. Hundreds of others have been (47) . The war began in March of 2003. Two (48) published books tell two different stories of women who served in Iraq.
One is by Janis Karpinski. She was the Army general who (49) military police at prisons in Iraq. These included the Army Reserve soldiers who (50) the Abu Ghraib Prison near Baghdad.
Some have received prison (51) for mistreating prisoners at Abu Ghraib. Miz Karpinski became the highest-level officer to be punished in connection with the (52) . She left the service in July after being reduced from a brigadier general (准将) to a colonel (上校).
Her book is called "One Woman’s Army: The Commanding General of Abu Ghraib Tells Her Story." Miz Karpinski says she was unfairly blamed for conditions beyond her control. She also tells of her difficulties as a rising woman (53) in the Army.
[单项选择]For more than thirty years scientists have been searching for signs of life on other planets. Most of these searches have been done over the radio. The hope is that someone in outer space may be trying to get in touch with us. Scientists also have sent radio and television messages, as well as messages on spaceships traveling through space, on the chance that someone may be receptive to such messages.
Scientists are using powerful radio telescopes to "listen" to signals from about 1,000 stars, all within 100 light years of the earth. In addition, they will scan the entire sky to listen for radio messages from more distant stars. Using a computer, they will be able to monitor more than eight million channels at a time. Scientists are looking for any signal that stands out from the background noise.
Of the 200 billion stars in the Milky Way galaxy, scientists find that five percent of the stars are like our sun. Perhaps half of them have a planet like the earth. Such a p
A. have sent up spaceships to other planets
B. have sent radio and television messages to outer space
C. are listening to the radio message all the year round
D. will use computers to pick up background noise
[填空题]Pentagon. Many have been held for more than three years and the______.
