1.   The Moon experienced only a brief period of intense internal activity early in its history.

2.   The opening of the restaurant was preceded by a period of intense activity.

3.   The first half of January was marked by intense diplomatic activity.

4.   There are, however, often specific periods of, usually, intense activity, followed by periods of inactivity.

5.   Intense activity preceeded the launch preparing thousands of samples for despatch to retailers throughout the country.

6.   During the final five minutes of this sequence a period of intense activity was obvious and coincided with the emptying of water from the stomach and duodenal bulb.

7.   After five and a half years of intense activity the burdens of leading the French people had worn de Gaulle down.

8.   Although more turtles live in the eastern Gulf of Mexico, the most intense shrimping activity and the greatest threat to the turtles is off the Texas coast.

9.   And he would bring not only a well-known opposition to abortion rights but a record of intense activity on behalf of ending those rights.

10.   Anyone who takes on the role needs to be prepared for months of intense activity that can consume almost every waking hour.