| 单词 | 规则规定 |
| 释义 | 〔each〕The traditional rule holds thatwhen the subject of a sentence begins witheach, it is grammatically singular,and the verb and following pronouns must be singular as well: 传统规则规定，当句子的主语以each 开始时， 语法上讲是单数形式，所以动词及相应的代词也必须使用单数形式： 〔shall〕The traditional rules for usingshall and will prescribe a highly complicated pattern of use in which the meanings of the forms change according to the person of the subject.In the first person,shall is used to indicate simple futurity: 使用shall 及 will 的传统规则规定了一个十分复杂的使用形式， 其形式的含义根据主语人称而改变。在第一人称中，shall 用于表示简单的未来事件： |
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