Yuor diet is less healthy than mine.为什么用less?

Yuor diet is less healthy than mine.为什么用less? Joe’s diet is less healthy than Alice’s.=Joe’s diet is ___ _ Sandy's diet is less healthy than Sue's diet.（保持原意） Less healthy than 是什么意思 My deit is less healthy than youes.和 My deit is less healthi Jack's diet is______than mine.A less healthier B less health sb is less than fortunate ...is less that of .than .这里 less 后为什么要加that 去掉可以吗 为什么用less than ten minutes而不是fewer than? fat and sugar () less healthy than fresh fruit. Kitty's diet is as _______(healthy/healthier)as mine. less healthy什么意思