【单选题】听力原文: South Korea's Foreign Minister Ban Ki Moon is in Washington for discussions with U.S. officials on North Korea's nuclear program. Both countries are represented in six-nation talks on the North ...
【单选题】It is hard to track the blue whale, the ocean's largest creature, which has almost been killed off by commercial whaling and is now listed as an endangered species. Attaching radio devices to it is di...
A.
an effort to protect an endangered marine species
B.
the civilian use of a military detection system
C.
the exposure of a U.S. Navy top-secret weapon
D.
a new way to look into the behavior. of blue whales
【单选题】It is hard to track the blue whale, the ocean's largest creature, Which has almost been killed off by commercial whaling and is now listed as an endangered species. Attaching radio devices to it is di...
A.
an effort to protect an endangered marine species
B.
the civilian use of a military detection system.
C.
The exposure of a U. S. Navy top-secret weapon
D.
A new way to look into the behavior. of blue whales
【简答题】听力原文: Presenter: Welcome to this introductory lecture on the geography of the United Kingdom. The UK, with a total population of over 60 million, consists of Great Britain and Northern Ireland. Great ...
【单选题】听力原文: South Korea's Foreign Minister Ban Ki Moon is in Washington for discussions with U.S. officials on North Korea's nuclear program. Both countries are represented in six-nation talks on the North ...