instruction:
In this task, given a sentence in the Lao (Laotian) language, your task is to convert it into the English language.
question:
.
answer:
Plastics have been widely used in Australia in the past few decades but environmentalists say plastic bags have had a devastating impact on the nation's natural environment.

question:
2007 .
answer:
Norwegian cyclist Thor Hushovd sprinted his way to a stage four victory in the 2007 Tour de France on Wednesday.

question:
Kevin Rudd .
answer:
Kevin Rudd has been elected as leader of the Labor party by the party's caucus.