All of us Were＿＿at the ＿＿news.

at Dec21,2012 is the end of the worldtrue —Definitelynot, but ______ must be paid to global climate change

With the country’s population reaching 1.6 billion in the mid of this century, most of China’s rivers, including the Yellow River, ____.[ ]

The time Dr. Wang has devoted _____ the disabled in the past five years is now considered_____of great value.

They are going to the library ________ the morning ________ October 22nd.