You should avoid to drink in some oil and fat if you are on a diet 如果你正在努力减肥，你应当避免摄入过多的油和脂肪。
If you don ' t mind , could you tell me when you started to be on a diet 如果你不介意的话，请告诉我你是什么时候开始节食的。
I ' ve been on a diet for a whole month , but my weight still doesn ' t go down . it ' s so frustrating 我控制饮食已经整整一个月了，可是体重还是下不来。真实丧气。
Amanda asks her friend , celine , why she is eating so little , and celine tells her that she is on a diet 雅曼妲问她的朋友小玲为什麽吃那麽少，小玲告诉她自己正在节食。
You are on a diet , aren ' t you i remembered someone said that she was too fat and wanted to lose some weight 珍妮： ?不是在节食吗？我记得有人说过自己太胖想要瘦一点吧。
J ： you are on a diet , aren ' t you i remembered someone said that she was too fat and wanted to lose some weight 珍妮： ?不是在节食吗？我记得有人说过自己太胖想要瘦一点吧。
Some doctors tell us that the mooncakes are loaded with calories , so it ' s not for the fat people who are on a diet 一些医生告诉我们说,月饼所含的热量较大,因此不适合那些在减肥的肥胖人士的
Dave ： well , you had told me you were on a diet . i just wanted to help you lose weight . remember when i took you golfing with me 嗯，你告诉过我你在节食呀！我只是想帮助你减肥而已。我还带你去打高尔夫球，记得吗？
