A:转动细准焦螺旋
B:转动粗准焦螺旋
C:转动转换器
D:调节反光镜和光圈
关于美国的降水说法错误的是( )
Hello. I am Amy. I am eight years old. Today is my birthday. Look, I have a birthday cake. I have juice and rice for dinner. And I have many gifts, too. A red toy monkey, two new bags and five storybooks. I am so happy today.