1.   And you have a good one.

2.   As a general rule, though, the good ones end up in law school.

3.   Beforehand, the pretence that he was interested in putting together a documentary series on psychic phenomena had seemed a good one.

4.   But it is not a very good one, since it is available only until the moment that Titius brings suit.

5.   Computer programmers are in great demand, and a good one can earn a very high salary.

6.   He is in other words a model student though not necessarily a good one.

7.   He never really saw the effort, the nervous breakdowns, the tears for poor exam results or exultation over good ones.

8.   Maybe it was a crackpot theory, but it was a good one.

9.   Payno was gleeful, for his idea was a good one.