How to Use "perpetual" with Example Sentences

1. Investors in singapore recently could buy so-called perpetual bonds through automated teller machines .
2. Perpetual thrust and parry amongst exchanges has occurred in every major financial jurisdiction .
3. Proper democracy is far more than a perpetual ballot process .
4. This has led to an almost perpetual questioning of the mba curriculum .
5. Most of sub-saharan africa seems to be sunk in a perpetual drought that has fed a numbing series of civil wars .