1.   As it happened, the resolution of this issue never really reached the stage of the researchers ironing out their differences.

2.   But the deal collapsed when it reached an advanced stage an advanced.

3.   By the time students reach the stage of taking their final examinations, most of them know their subject pretty well.

4.   It is an important element in preventing conflicts reaching the stage of war.

5.   Single-cell protein production from non-photosynthetic organisms has also reached the stage of commercial availability, mainly as animal feed.

6.   The group had reached a stage which provided a sound base for selective expansion.

7.   The trouble can mount as the child reaches the stage when he is supposed to begin learning emotional ideas.

8.   The up-side is that you have reached a stage where you can make some Decisions.

9.   We have reached the stage where no-one is safe to walk our streets at night.

10.   The process of political change in South Africa has reached the stage where it is irreversible.