Usages of sitis
Puer dicit se sitim sentire et lac bibere velle.
The boy says that he feels thirst and wants to drink milk.
Mater rogat utrum pueri, quia sitim sentiunt, lac an aquam bibere velint.
Mother asks whether the boys, because they feel thirst, want to drink milk or water.
Puer parum bibit, itaque sitim sentit.
The boy drinks too little, and so he feels thirsty.
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