My mother and I always enjoyed out chat under a pine tree in the park. At our (1) ___ meeting, however, her pale face took me by (2)____. I asked her what was wrong, and her (3) ____ look and silence made me believe that she was (4) ___ something bad from me. Apparently, something serious was (5) ___her. At first, she remained silent. Finally, after my persistent (6) ____, she could not hold it any longer.