Not smiling , not grining & my hands are certainly not moving at all . I do n't wanna face another F. The disappointment . I really ca n't take it for the 2nd time . I really ca n't .

OPT: -- They have been disappointed at least twice before .; -- They have been disappointed at least once before .; -- They have never been disappointed before .; -- They have been disappointed at least three times before .;
Q: How many times has the narrator been disappointed before ?
They have been disappointed at least once before .