1考查主谓一致的三个原则1.语法一致原则。如果主语形式上是复数形式,其谓语动词也用复数形式;如果主语是第三人称单数形式,谓语动词也用第三人称单数形式。如:1)His flight leaves early on Monday morning.他的航班周一一早起飞。2)A few students from his school are going,too.他学校的一些学生要一同去。2.意义一致原则。谓语动词的形式变化不是视主语的形式而定,而是视其所指为单数还是复数来决定。如: A test of the three principles of the same principle 1. The principle of grammatical unity. If the subject is formally plural, its predicate verb also takes the plural form; if the subject is a singular third-person form, predicate verbs also use the third-person singular form. His flight leaves early on Monday morning. His flight took off Monday morning. 2) A few students from his school are going, too. 2. The principle of the same meaning. The change in the form of a predicate verb does not depend on the form of the subject but rather on the singular or the plural it refers to. Such as: