超碰免费人人操|国产视频二区久久艹人人操|欧美激情第一页在线|久热最新无码中文视频|91精品国际成人|亚洲成人精品在线视频青青草|久草免费高清完整在线观看|你懂的AV在线日本黄网页|国产黄色AV日韩女同网|欧美成人色区导航片av

WW(wng) > иԇ > и 俼

и 俼

l(f)rg:2017-11-10݋1025

1.ĥ

@Ҫ  @и Ľݏھ Һصf]ʲôscientific americanõˡZٿ@ӕrg̣ FFrg̫LĶӷrg̫Чʾ͵ֵܷtoeflҪnjWgϵ°l(f)F(xin)ʲôҲڷeۿƼӢZ еij~

2. Y

lecture֮ ĸ屾͎пƼӢZLȫ÷x·עtop sentence CtPעʲôȻ⌍Yconclusion;^Ͳͬc; TSͶβּ}_еtᘌ(ji)}ʲôȵȵȵ.....

@հ"GREx39+3"ķ˼·XúЎ]^GҲԽ(toeflƵĕҲ^қ]^)Ϳǰvˣ˶LrgҪǏĽYϰղϣ^(q)cx Ўġ

3.y(tng)Ӌ}}ĿD

҂˼Sⲻһӡԕ@Nrʹ㶮ˣ}Ŀ߀e@N}ĿҪ߶ġĕry(tng)Ӌһһи }ĿeȻᘌӖ ԅogVÿһ}ĿʲôеĿ⣬е}켚(ji)еĿԒ[Z֮đTe}һҪϤһF(xin)J֪D;@e`ĸʾ͕½ˡ

Ŀ]
WYӍWMWCWWW(jng)Ո
c
]x

WW(wng)©YJBYS.com