Example sentences of "[pron] must have [be] a time " in BNC.

  Next page
No Sentence
1 There must have been a time before Fenna , just as there must have been a time before words , but Maggie can not not conceive of either .
2 There must have been a time before Fenna , just as there must have been a time before words , but Maggie can not not conceive of either .
3 There must have been a time when each of these practices ceased to be tolerable and reasonable behaviour .
4 For example , his eyes were necessary for the finding of food and the locating of enemies , to name but two of many purely necessary functions , but there must have been a time when he first began to enjoy the visual beauty all around him .
5 There must have been a time when we did n't quarrel , when we were just content to be together .
6 However , general relativity claims to be only a partial theory , so what the singularity theorems really show is that there must have been a time in the very early universe when the universe was so small , that one could no longer ignore the small-scale effects of the other great partial theory of the twentieth century , quantum mechanics .
7 I suppose there must have been a time when it was n't like this ? ’
  Next page