波浪型烟流多出现在（ ） A.晴朗的夜间 B.日出前后

不用想太多,人与人不同嘛!
人的舌头边缘大多是U形的,有一部分人的舌头是尖的,还有少数人便是那样了
像我的舌头就是尖的

是的.关于函数图像的问题都可以用几何画板画一画.如果没用过 方法如下： 附件下载后不用安装可直接运行在点的右键菜单中选择横坐标拖动点即可改变对应的系数,观察规律

Our wall needs to be painted in light gold and decorated with several yellow lamps.By this way,the wall will be very gorgeous.In addition,the blue wavy gauzes needs to be hung with two specific fashionable electrolier lamps which should hang down as far as possible on our roof.I think that our customers will like it.A big mirror need to be placed above the shelves of the goods to make the mirror reflect the bright in order to increase the atmosphere.Meanwhile,it is also convenient for our customer to try on clothing and make our shop's space look large enough.In addition,a very big propaganda poster needs to be posted so that every person can see our poster.

Our wall is going to be painted as light golden and with several yellow lights,that would be pretty nice.Besides these,we need blue chiffon curve around our roof,also will hang two fashionable,characteristic droplight,guess our customer will like it.On the top of racks,there will be a big mirror let it reflect as much as possible to add some atmosphere,which also can make convenient for our customer to have the trial,furthermore,it will help to let our store looks bigger than actual.Last but not the least,we need a big poster to make everyboday see us.