1.   At best, it is an interactive information machine that promises to grow more powerful over time.

2.   Interestingly, aromatase activity in the breast gets more powerful over time.

3.   Moore originally published his prediction as a way to show that integrated circuits would become less costly and more powerful over time.

4.   Tennis rackets have become lighter, larger and more powerful over the years, shifting from wood to steel to graphite to tungsten.

5.   They said that as China becomes more powerful over the years, chauvinistic elements here could become more assertive.

6.   They explained that as China becomes more powerful over the years, chauvinistic elements here who share a reflected strength may be tempted to assert their authority.