单选题 How many years have they known each other?

A、

[A] One year.
B、

[B] Ten years.
C、

[C] Eleven years.

【正确答案】 C

【答案解析】[解析] 文章最后一段说一年后他俩结婚了(One year later，they got married．)上个周日他们欢度结婚十周年(Lisa and David celebrated their 10th wedding anniversary last Sunday．)所以应该选[C]。