1.   Fortunately my suspicions proved groundless.

2.   My suspicions proved to be well-founded.

3.   But it is also because such suspicions have sometimes proved true.

4.   How should I respond if my suspicions prove true?

5.   His suspicions proved correct last year when she was banned for spiking a drug test with alcohol, having previously tested positive for androstenedione, a steroid.

6.   If the suspicions prove true, there is some positive news, Whyte said.

7.   If those suspicions prove correct, it would be the fourth time investigators believed that a commercial plane had been intentionally crashed by one of its pilots.