【重要短语讲解】 
    1.go on diets节食;开始节食 
    be on a diet在节食 
    The doctor asked me to go on a diet. 
    医生建议我节食。 
    People who are on a diet mustn't have chocolate. 
    正在节食的人不可以吃巧克力。 
    2.put on weight增重 
    gain weight增重 
    lose weight减少体重 
    by weight按重量计 
    feel the weight of感到……的压力 
    3.come across(偶然)遇到 
    come about发生 
    come back回来;回忆起 
    come down下来 
    come from从……来 
    come on加油;行动起来 
    come out出来 
    come to oneself苏醒过来;恢复理智 
    come up出现 
    4.in no time立刻 
    kill time消磨时光 
    in modern times在当代 
    behind the times落后 
    all the time一直 
    from time to time时而 
    in time及时 
    at the same time同时 
    at a time一次 
    at one time曾经 
    at times时常 
【重点句型讲解】 
    1.Walking and riding count, and so do school sports. 
    步行和骑车有用,学校的体育运动也有用。 
    so引导的句型 
    (1) 
       
    (2) 
       
    2.Now that l am in high school, I can join the archery club or gymnastics club. 
    既然我现在在高中,我就可以加入像射箭或体操一类的俱乐部。 
    now that引导让步状语从句。再如: 
    Now that you have made up your mind, you'd better keep it. 
    既然你已经下定决心,你就要信守诺言。 
    3.It sounds fun. 听起来很有趣。 
    sound在这里作系动词使用。类似的系动词还有:feel(摸起来…),taste(尝起来……),smell(闻起来……),look(看起来……)等。 
    The blackboard feels smooth. 
    黑板摸起来很平滑。 
    The fish tasted terrible. 
    鱼尝起来糟糕透了。 
    The meat smells bad. 
    肉闻起来坏了。 
    She looks more beautiful. 
    她看上去更漂亮了。  |