1.   Suddenly there was this tremendous roar, and we looked up to see a mass of snow and rocks rolling down a gully.

2.   And there was when it came on, in the afternoon there was this tremendous very loud roar!

3.   Not a sound was heard for a moment, but then a tremendous roar flattened our ears against our heads.

4.   Such proposals have brought a tremendous roar of protest from the organic food producers, retailers and consumers.

5.   The farm exploded in a tremendous roar.

6.   They sat quietly for a few minutes, until the lights dimmed and they heard a tremendous roar and a popping sound they thought was hail.

7.   He was greeted by a tremendous roar as he made his way to the ring, wearing a white towel and his trademark black trunks.