1.   Australian researchers have discovered a substance in coffee that acts like morphine.

2.   Come on, Timmy, act like a big boy now.

3.   From the earliest days of childhood, our brains act like tape recorders with the built-in microphone always on Record.

4.   He always acts like a real goof after a couple of glasses of wine.

5.   He has been accused of acting like a dictator.

6.   Instead, he said, they should act like ambassadors, representing the positions of the government that appoints them.

7.   It acts like glue in your stomach.

8.   Others act like musical word processors, allowing the composer to write a melody and instantly hear what it sounds like.

9.   People begin to act more like themselves again.