She'll be f____ to death when she sees the way you drive.
解释下列词语
①耻笑
②咆哮
32÷2=____
78÷3=____
65÷5=____
26÷13=____
55÷11=____
52÷13=____
51÷17=____
38÷19=____
57÷19=____
某凸透镜的焦距是8cm,物体距凸透镜20cm,则物体经该凸透镜所成的像是()