完形填空。阅读下面短文，掌握其大意，从每题给出的A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
On a cold November afternoon，my mother and 1 were walking home from a 1 ．We were dressed 2 ．1 was feeling a little 3 ，and decided to throw away something．So I started to walk towards a 4 ．He 5 ．over to another nearby dustbin and started looking through itwhen I noticed a poor man walking out of the restaurant in front of usas 1 was carrying our shopping
