In winter, it's ____.
Betty hasn't got any hobbies you call sleeping a hobby.
4×2=____
4×3=____
2×3=____
6×1=____
4×4=____
4×0=____
2×0=____
6×0=____
有媒体报道：在烈日下洗车，水滴所形成的效果会使车身局部产生高温现象，时间长了车漆便会失去光泽．对这一现象的合理解释是（ ）
