情态动词

Parents should know some first aid.You shouldn't get up if you are badly hurt.I ought to go home.I have to cook supper for my grandmother.Revise Modal Verbs : must, should

对话课中描述两个学生在街上看到一个女孩从自行车上摔下来的经过，同时对话中使用了情态动词的用法，课文中附有图片和口语练习，帮助学生了解急救的重要性及有关的常识。

You mustn't move someone if they are badly hurt.Parents should know some first aid.You shouldn't get up if you are badly hurt.I ought to go home.I have to cook supper for my grandmother.4. GrammarRevise Modal Verbs : must, shouldStudy Modal Verb: ought to

对话课中描述两个学生在街上看到一个女孩从自行车上摔下来的经过，同时对话中使用了情态动词的用法，课文中附有图片和口语练习，帮助学生了解急救的重要性及有关的常识。

He was killed by the snowslide.

一。情态动词+ be +过去分词，构成被动语态。

Who's your favourite sportsman / sportswoman?—Deng Yapping.

四，主要语法情态动词 will 的用法：表示请求，邀请，常用于疑问句。

Pay attention to the usage of the subjunctive mood in it.

情态动词没有人称和数的变化。

It has two components, one is the structured world model, and the other is elaborated epistemic model.

正是这众多认知模式中的动态演变模式被用于本文的情态动词分析，它又由两个模式组成，一是结构世界模式，一是精细化认知模式。

Results showed that both the two learner groups and the native speaker group favor the same request type: query preparatory. However, learner subjects used a different modal verb to perform their requests, used Want statements and hint statements more than the native speakers do, and used elided imperatives less often.

调查结果表明，两组学习者和英语本族语者在使用&询问能力或许可&请求策略时具有相同的偏好，然而他们在情态动词的选择方面各有不同；学习者使用&陈述愿望&策略和&暗示&策略的百分比明显比英语本族语者高；而&祈使省略&的使用比英语本族语者少。

He is working hared for fear that he should fall behind others.

他努力八。 should 作为情态动词，可以用于下列虚拟语气句中

The rare two-word expression "can not" is used to express the possibility of not doing something.

自然，既然can not并没有确定含义，它的用法自然和其他情态动词+not相似。

By using negative words, many modal verbs as well as contrastive and causal semantic relations, the U.S. representatives fully convey their self-conceited attitude towards China and its superiority over China as well as its urge for China's change to meet the WTO commitment.

通过使用贬义词、较多的情态动词以及表示对比和原因的语义关系，美方代表充分表达了他们自负的态度和对待中国和其它未得到&市场经济地位&认定的国家时的优越感和高人一等。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。