What is the ______ to Beijing and back?

China has got a good         for fighting against the flu with its careful and smooth organization．

Soon after the mud-rock flow hit Zhouqu, Gansu Province, many soldiers came to the ______ as many people were trapped underground.

It can not be a(n) ___that four jewellery stores were robbed in one night.

Millions of people are still homeless．Besides, there isn’t the most basic ____ from the Red Cross．