1. The Missouri River is a major tributary of the Mississippi River.
- La rivière Missouri est un affluent important du fleuve Mississippi.

2. The Amazon River has many tributaries that flow into it.
- Le fleuve Amazone a de nombreux affluents qui se jettent en lui.

3. The Colorado River is a tributary of the Gulf of California.
- Le fleuve Colorado est un affluent du golfe de Californie.

4. The Rhine River has several tributaries, including the Moselle and the Main.
- Le fleuve Rhin a plusieurs affluents, dont la Moselle et le Main.

5. The Danube River is Europe's second-longest river and has many tributaries.
- Le fleuve Danube est le deuxième plus long fleuve d'Europe et a de nombreux affluents.

6. The Thames River in England has several tributaries that feed into it.
- La rivière Thames en Angleterre a plusieurs affluents qui s'y jettent.