Unit 2 Healthy eating 知识点归纳
1. diet 日常饮食 go on a diet = be on a diet 节食 a balanced diet 平衡饮食
diet 既可指习惯上吃的食物,又可指规定的食物。特指维持健康的食物。
food 是一般用语,指进入身体供人或动物生长的食物。强调种类时为复数名词。
2. provide sb. with sth. = provide sth. for sb.
supply sb. with sth .= supply sth. to sb.
offer sb. sth / offer to do sth.
energy 原是物理学上的术语 “能量 ”,用于人时则指 “精力 ,活力,能量 ” power (身体上 ,精神上,自然的 )能力 ,体力 ,智力,力量
strength 人的或者物体内在的或者固有的力量
force 主要指做某事而使用的外力,或者武力,部队,兵力。
4. frustrated 修饰人或者人的声音,表情
be frustrated with 对 ⋯ .感到沮丧
frustrating
令人沮丧的
5. ought to
( 1)表示责任,义务
He ought to look after his sister.
( 2)表示建议或劝告
You ought to study hard. 你应该努力学习。
( 3) ought to 的否定形式 ought not
( 4) ought to have done = should have done
to
过去应该做而未做
of
( 1)想起;记起
( 2)考虑
( 3)为 ⋯着想
( 4)想;打算
think about 想;考虑
think out 想出
Sorry, I didn hink’ oftt your name just now.
We should think of the matter carefully.
Chen Guangbiao is always thinking of the poor people in the poor areas.
I am thinking of giving up smoking.
think much of 对⋯ 评价很高 think highly / well of 高度评价
think badly / little of 认为不好 think over 仔细考虑
情态动词
must, may, might, should 用于肯定猜测; can / could 用于否定和疑问猜测。
( 1)表示对现在情况的猜测,用 “情态动词 +动词原形 ”
He must be in the classroom. 他一定在教室。
( 2)表示对过去情况的猜测, 用 “情态动词 + have +过去分词
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