Our Body and Healthy Habits單元學案
our body and healthy habits單元學案ⅰword study
1. diet:
(1) n[c].sort of food that is usually eaten by a person, community, etc; limited variety or amount of food that a person is allowed to eat, e.g. for medical reasons or in order to lose weight.日常飲食；規定食譜（如為治療疾病或減輕體重）
e.g.
a balanced diet is good for our health. 均衡的飲食對我們的健康有好處。
my daughter doesn’t like a rich diet. 我女兒不喜歡油膩的飲食。
(2) vi. (be allowed) to eat only some foods or a little food, especially to lose weight.只（準）吃某類食物或少量食物；（尤指為減輕體重）節食
e.g.
i advise you to diet and take more exercise. 我建議你節食并多鍛煉身體。
(3)常用短語：
be on a diet/go on a diet節食
e.g.
the doctor said i should be on a diet. 大夫說我應該節食。
she decided to go on a low-fat diet from this monday. 她決心從本周一開始進行低脂肪的飲食療法。
(4)辨析：food和diet
二者均表示食物; 但food是一般用語，指任何可吃的東西，diet通常指維持健康的特定或定量的飲食；diet是可數名詞，food是不可數名詞，但在強調種類時為可數名詞。
e.g.
many westerners like chinese food.許多西方人喜歡中國食物。
dad didn’t want my little sister to go on a diet though she was very heavy then.爸爸不想讓我的小妹妹減肥盡管她那時很胖。
構詞解析：
diet: n 飲食，日常食物 ；dieter: n 接受食物療法的人；減肥者；dietary: adj 飲食的，規定飲食的
practice
put the following sentences into chinese.
1. she didn’t eat much dinner because she is on a diet now.
________________________________________________
2. the doctor told him to take a fat-free diet
________________________________________________
key for reference
1.她這頓飯沒吃多少，因為她現在正在節食。
2.大夫讓他進行無脂飲食療法。
2. fit:
(1).adj. in good health, especially because of regular physical exercise; suitable or suited for sb/sth; good enough for sb/sth. 健康的；適宜的；合適的
e.g.
don’t you feel fit? 你身體狀況不好嗎？
the water isn’t fit to drink.這水不適合喝。
(2). vi, vt to be the right size and shape for someone or something; to put a small piece of equipment into a place, or a new part onto a machine, so that it is ready to be used合適；安裝
e.g.
this jacket fits her well.她的夾克非常合身。
she fitted a new lamp in her bedroom.她在臥室安裝了一盞新燈。
(3)常用短語：
keep fit 保持健康
be fit for.../be fit to do...適合做......
e.g.
my grandfather keeps fit by taking a walk every day. 我祖父通過每天散步來保持健康。
what kind of job is he fit for? 他適合做什么樣的工作？
(4).詞語辨析：fit 和suit
①fit作動詞時，多指大小、形狀合適，吻合；suit多指合乎需要，合（某人）之意，或（衣服、型式等）與......相配。
②fit 作形容詞時，可與suitable（合適的）互換，be fit for/to do...=be suitable for/to do...。