1.   A month later I turned the board for a science lesson and it cracked suddenly and started to collapse all over.

2.   Alarm bells started to ring when he failed to return home.

3.   An awkward gap opened up in the otherwise little bit of rhythm just starting to flow between them.

4.   And, by now, it had started to rain.

5.   As you move into the higher income bands, the charges start to increase.

6.   But the first rumblings of serious criticism had started to sound - the honeymoon period was over.

7.   By the time John parked in Sloane Crescent the sun had vanished behind lowering cloud, and it was starting to rain.

8.   He started to plot lines of ancient sites and quickly got a feel for those which cropped up most frequently.

9.   He starts to travel north, but suddenly a killer whale is on his tall.

10.   I exclaimed in relief, as the windows of the adjacent train started to slide past ours.