As part of a special test, the school has brought the students to an uninhabited tropical island where they must now live for a week. Their performance on the test can have an enormous impact on the point standings of the four classes.
I have no problem with drinking river water.
لا مشكلة لديّ في شرب ماء نهر
Ich habe kein Problem damit,
aus dem Bach zu trinken.
No tengo problemas
para beber agua de río.
No me importa beber agua de río.
L’eau de rivière
me pose pas problème.
Non ho mai avuto problemi a bere l'acqua di fiume.
Nunca tive problema 
em beber água de rio.
Я без проблем пил воду из реки.