1.   The newspaper article led to a series of acrimonious exchanges between leading scientists.

2.   The lengthy debate on the bill was marked by acrimonious exchanges and was adjourned once.

3.   And he cast their acrimonious exchanges during the primary as a beneficial experience that prepared him for the general election.

4.   After acrimonious exchanges, Skadden asked Judge Lewis A. Kaplan of the Southern District of New York to order the return.

5.   It helps to soften the sting of often acrimonious exchanges between officials who must constantly transcend personal hostility to work together in the interests of their constituencies.

6.   That decision has spawned yet another acrimonious exchange between the campaigns.

7.   The visit comes after months of acrimonious exchanges over drugs that have strained relations between the two countries.

8.   Chiluba called the Rwandan and Ugandan foreign ministers to his official residence after acrimonious exchanges between them and Congolese officials and their allies, officials said.

9.   Lawmakers delayed passing sweeping media laws Thursday after acrimonious exchanges in Parliament that signaled divisions over the measures aimed at stifling the press.

10.   Nebiolo became the focus of acrimonious exchanges here after he made a series of statements criticizing Greek organizers of the World Championships in Athens.