On arrival at the flood-stricken village, the PLA soldiers set ______ rescuing the villagers.
The angry boy looked at his mother and shouted out the words ________ in his heart for many years.
--- Any good way to get there on time ? ---Only by ________.
You must read the _______ with great care to see if the drug contains PPA before it is taken.
It is global warming, not other things ________ the extreme weather.
Its great contributions ________ the development of a modern China will never be forgotten.