lesson 10 节食减肥
    on a diet
    01 she does exercise every day to lose weight.
    为了减肥她每天锻炼。
    单词释义 weight [we?t] n. 体重
    02 i need to go on a diet.
    我需要节食减肥。
    词组释义 i need a weight-loss diet.
    03 it's useful for you to lose some weight by swimming.
    游泳可以帮助你减肥。
    语法提要
    useful是use的衍生词汇，作形容词表示“有用的，有帮助的”。it's useful for sb to do sth表示“对某人来说做某事是有用的”。
    04 i don't want to eat any dessert; i am on a diet.
    我什么甜点都不想吃。我在节食减肥。
    类似表达
    i don't want to eat any dessert; i am dieting to lose weight. / i don't want to eat any dessert; i am on a weight-loss diet. / i don't want to eat any dessert; i am trying to lose weight.
    05 she is trying to lose weight by jogging.
    她在尝试着通过慢跑来减肥。
    语法提要 这是一个现在进行时的句子，表示的是当下正在进行的动作。
    06 if you want to lose weight, you'd better eat less and do more exercise.
    如果你想减肥的话，你最好少吃多运动。
    类似表达
    you should eat less and take more exercise if you want to reduce weight. / you should eat less and do more exercise if you want to lose weight.
    07 how do you reduce your weight?
    你是怎么减肥的？
    类似表达 what have you done to lose weight?
    08 it's easy to lose weight if you pay attention to your diet.
    如果你注意饮食的话，减肥并不难。
    类似表达
    if you watch what you eat, it's not hard to reduce weight. / it's not hard to lose weight if you pay attention to your diet.
    09 i'd like to do some aerobic exercise to reduce my weight.
    我想做一些有氧健身运动来减肥。
    词组释义 aerobic exercise 有氧训练，有氧运动
    10 a healthy diet and enough exercise can help you to lose weight.
    一种健康的饮食和充足的运动对减肥是有帮助的。
    类似表达
    it is helpful for losing weight to have a healthy diet and enough exercise.
    11 lynette does exercise for forty minutes every night to lose weight.
    为了减肥，丽奈特每天晚上都锻炼四十分钟。
    语法提要
    to lose weight在句中作目的状语，不定式作目的状语时位置比较灵活，可以放在句首，也可以放在句末。