【单选题】

One winter morning, my husband got up early to ride his bike to his joB、When my husband arrived at (67) , he parked his bike outside the back doors (68) he usually does.After putting in 10 (69) hours of labour, he returned to find his bike was gone -- stolen.

I was so upset that someone would steal our only (70) of transportation that I wrote to the (71) newspaper and told them our story. They ran an article, and shortly (72) , several people in our community (73) to replace the bike. One wonderful stranger (74) went out and bought a bike, then called my husband to come pick it (75) . Once again my husband has a way to get to and from his jobs.
It really is an (76) that a complete stranger would go out of (77) way for someone they have never met before, all because they heard our story and wanted to help.
People say that a smile is contagious, (78) acts of kindness from strangers are even. (79) so. This experience has had a rippling (80) in our lives because it has (81) our faith in humanity as (82) whole.And it has influenced my husband and I to be more (83) of ways we, too, can share (84) others.
No matter how big or how (85) , an act of kindness tells the (86) that someone cares.And the results can be everlasting.
A、what C、so
B、thatD、as