[originaltext]There’re reports of fights at an Australian immigration detention

There’re reports of fights at an Australian immigration detention center on Christmas Island following the death of a refugee，Australian media say the fights started after an argument between a prisoner and a guard about the death.Jon Donnison reports from Sydney.“The Australian Immigration Ministryhas confirmed there has been what it calls disturbances at the Christmas Island detention center.There are reports some security guards abandoned their positions with fences torn down and fires lit. Fazel Chegeni was found deadat the bottom of a cliff after he apparently managed to escape from the centre on Friday. Around 200 shelter-seekers are held on Christmas Island which is one of several offshore detention centers operated by Australia. The country has been widely criticized by human rights groups for its treatment of the shelter-seekers but the government here saysits tough polices have worked and stopped people trying to reach Australia shores by boat.”
Questions 5 to 7 are based on the news report you have just heard.
5. How did the fights take place?
6. How many refugees are held on Christmas Island?
7. What is Australia criticized for?