Which of the following statements about image texture is correct: refers to which characteristics of the image? ( ) A: Image texture is the relative brightness of objects in the image B: Image texture is the apparent roughness of an image region C: Image texture is the apparent smoothness of an image region D: Image texture is the frequency of tonal change on an image

将学生张三从编号为001的系转到编号为002的系，应使用的SQL语句（ ）。 A: Updata 学生Set 系编号= ‘002’ B: Update 学生 set 系编号=’002’ Where 姓名=’张三’ and 系编号=’001’ C: Update 学生 set 系编号=’002’ Where 姓名=’张三’ D: Update 学生 系编号=’002’ Where系编号=’001'

002 字符三角形 通过码

‎002 字符三角形 通过码‎

Which of the following is not a description of image texture? （ ） A: the frequency of tonal change on an image B: the apparent roughness of an image region C: the apparent smoothness of an image region D: relative brightness of objects in the image

Watch the video clip and answer the questions1. According to the video clip, which city is the greenest one in Asia?2. According to the video clip, what makes Copenhagen the top one eco-friendly city in the world?

可以分别调节素材或轨道的音量，应选择（） A: AShow Clip＞Touch Write B: BShow Clip＞Latch C: CShow Clip＞Touch Vloume D: DLatch＞Touch＞Write

What is empathy according to the clip ?

Which is NOT mentioned in the video clip?

Which stations are mentioned in the video clip?