1.   Compared with sequential use of single drugs, which is current policy, combinations will thus impede the development of resistance substantially.

2.   Autism impedes speech development and impairs the ability to relate to people and events, and firefighters feared that John might fight the rescue.

3.   But state officials, and towns upstream, have objected, saying such rulings would impede development and even limit the water available for homes, industries and farms.

4.   Dynastic and territorial rivalries between the member states has seriously impeded the development of a coherent and credible gulf-state defense structure.

5.   Each used a different charging system, which impedes the development of public charging stations.

6.   Free agency may also be impeding the development of the next generation of quarterbacks.

7.   Opponents of the treaty argue that U.S. weapons development could be impeded by the ban, while rogue states could find ways to circumvent the treaty.

8.   Savir also promised that Israel would no longer block imports of materials to Gaza or impede economic development there.

9.   The rampant corruption impedes development.

10.   The two issues are linked because a ban on testing would impede the development of new nuclear weapons.