1) it is Design to Help eyes With Blurry Vision a) Rainbow b) EyeGlasses c) Spectrum d) Virtual image 2) they are people who see well up close a) Convex- Sighted b) Concave- sighted c) Near-sighted d) Far-sighted 3) They are people who see well from away a) Near-sighted b) Convex- Sighted c) Far-sighted d) Concave- sighted 4) what types of lens is this? a) Positive Lens b) Convex Lens c) Converging Lens d) Concave Lens 5) What types of Lens is this? a) Negative Lens b) Convex Lens c) Concave Lens d) Diverging Lens

Right Path

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？