They include Christianity,same sex love and the excitement of speeding down a road.

VOA: special.2011.05.27

And the guys said, "Well, you know, The rooster works very hard " The rooster has sex dozens of times a day" " And she said, "Well, be sure to tell that to the president" The story goes, the president went around, the guy tells the story to the president The president asks the man, "Huh Has sex dozens of times each day ?" Same hen every time?"

那人回答说，“那只公鸡很卖力的,每天交配好几十次“,她就说“确保把这告诉总统“,然后总统走过来，那人也跟总统说了这事,总统问他,“每天交配几十次,是和同一只母鸡吗“

耶鲁公开课 - 心理学导论课程节选

Abortion, adoption... things like same sex marriage, the constitutionality of different forms of marriage.

例如堕胎、收养、同性婚姻，以及各种形式的婚姻的合宪性问题。

发挥创造力的瞬间 - SpeakingMax英语口语达人

Thirty of the fifty states have changed their constitutions to ban same-sex marriage.

VOA: special.2010.02.06

And same-sex marriage could soon become legal in the city of Washington.

VOA: special.2010.02.06

Same sex marriage is an issue that has divided the different denominations of Christians.

VOA: standard.2010.03.03