6.下列化石可以证明鸟类可能起源于古代爬行类的是 A.中华龙鸟化石b.始祖鸟化石c.恐龙化石d.古生鱼类化石——青夏教育精英家教�—— Template




You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com






Try and sketch some of theseSprinkler, Quail, Sandbox, Universe, Wanderer, Wok, Cake, Lettuce, Eggs, Plantation, view more ideas


please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

anonymous
anonymous
sketch #953


anonymous
anonymous
sketch #3499 Alien Laura Gutierrez Hinojosa


anonymous
anonymous
sketch #3547 Lady in red Toky Niaina Randrianarisoa


anonymous
anonymous
sketch #5297 Journey by Dmitry Sidorenko


anonymous
anonymous
sketch #3064


John Davis
sketch #2784


anonymous
anonymous
sketch #4769 Finn and Jake by Neo Ʀazor


anonymous
anonymous
sketch #3670 Bugs Bunny by Jessica Column


anonymous
anonymous
sketch #5171


anonymous
anonymous
sketch #2025


anonymous
anonymous
sketch #5013 Pursuing Dreams by Mário JBudo


anonymous
anonymous
sketch #5064


anonymous
anonymous
sketch #378 Guess what flag? ɔılqndǝɹ ɥɔǝzϽ


anonymous
anonymous
sketch #1287 No smoke


anonymous
anonymous
sketch #5326


Alexander Volodimirovich Danilchenko
sketch #2777 Ralph & Vanellope by Alexander Volodimirovich Danilchenko


anonymous
anonymous
sketch #4900 Moonlight by Abdelwahab Haik


anonymous
anonymous
sketch #2195


anonymous
anonymous
sketch #3360


anonymous
anonymous
sketch #1041 strawberries


anonymous
anonymous
sketch #2982 Lion by Ati Gohary


Lucy Barnard
sketch #249 Rocket


anonymous
anonymous
sketch #4055


anonymous
anonymous
sketch #3659 Portrait by Mari Falcsik


anonymous
anonymous
sketch #68512


sketchmaster
sketch #2636 Robitina by sketchmaster

tomski6.下列化石可以证明鸟类可能起源于古代爬行类的是 a.中华龙鸟化石b.始祖鸟化石c.恐龙化石d.古生鱼类化石——青夏教育精英家教�—— coloring