第七章 主謂一致
一、定義
謂語受主語支配，需和主語在人稱、數(shù)上保持一致。
二、根本原則
主語為單數(shù)形式，謂語動詞也采用單數(shù)形式，主語為復數(shù)，謂語也為復數(shù)形式。
三、核心問題
主語單復數(shù)判斷
四、規(guī)則、
謂語動詞用單數(shù)的情況：
1. 以單數(shù)名詞或代詞、動詞不定式、動名詞短語或從句作主語
例句：To work hard is necessary.
Reading aloud is very important in learning a foreign language.
Whether she comes or not is of no matter.
2. 由and連接的并列單數(shù)主語的前邊如果分別有each，every或no修飾時
例句：In our country every boy and every girl has the right to education.
No teacher and no student is of no matter.
3. 主語是單數(shù)，其后盡管有as well as，no less than, rather than, more than, but, except, besides, with, along with等起連接作用的詞語帶其他名詞
例句：The teacher as well as the students likes this painting.
4. 某些不定代詞，如either, neither, each, one, the other等作主語時
5. many a 可數(shù)名詞單數(shù)
例句：Many a student is coming.
6. the number of 可數(shù)名詞復數(shù)，作主語
7. 表時間，距離，價格，度量等的復數(shù)名詞或短語作為一個整體看時。
例句：Fifty years is not a long time.
8. 在說一個算式時，表數(shù)目的主語通常作單數(shù)看
例句：20 plus 5 is 25.
9. 以-ics結尾的學科名稱，如mathematics，physics，politics等都屬于形復義單
10. 用作書名，劇名，報紙名，國名等復數(shù)名詞作主語
例句：The United States is a capitalist city.
