—Have you got any idea for the summer vacation?—I don’t mind where we go ______ there’s sun, sea and beach.
. Newly-developed materials for spaceships can _________ extreme weather conditions.
Because of global warming, the ice that polar bears depend on for survival _______.
Ten giant pandas are heading to the Shanghai Expo, _________ they will go on year-long display.
-- The terrible accident is under investigation.-- Actually, quicker action ________ those workers trapped in the mine.
A strong earthquake struck Chile's central-south coast on February 22, ________ great damage to buildings