1.   He seemed so powerful at the time.

2.   The waves became much more powerful at high tide.

3.   Interceding in Iraq provides Yeltsin with a rare opportunity to appear peaceful and powerful at the same time.

4.   It rips the envelope wide open and has fun watching the curdled expressions on the faces of the rich and powerful at what comes crawling out.

5.   Many computer makers are racing to make their products both less expensive and more powerful at the same time.

6.   Never before have China and Japan both been powerful at the same time.

7.   The new technology could mean computers can continue to grow more powerful at an even faster pace.

8.   Their impact has been just as powerful at work.

9.   Critics say the Suharto clan was so powerful at that time that it frequently sidestepped regulations.