SORU: konuşmanın boş bırakılan bölümünde söylenmiş olabilecek sözü bulunuz
Alec : If they can predict when one particular volcano will erupt, why can't they predict when any volcano will erupt? James: Because no two volcanoes are alike. Each needs to be studied so that its warning signal can be recognized. Alec : ---- James : Yes. But it will take time, of course. And there are only two volcano-watching satellites orbiting Earth and these aren't enough.