How to Use "impetus" with Example Sentences

1. This is the basic impetus to build such system .
2. On security grounds , the impetus may be justified .
3. That impetus is likely to intensify , as debt headaches mount .
4. It gained impetus this year when the finance ministry abandoned years of tinkering to publish pioneering accounting rules modelled on international norms .
5. Such an insight could give market economic reforms new impetus .