Module1BritishandAmericanEnglish复习动词时态(1)语境自主领悟先观察原句后自主感悟1
ManyfactorshaveinfluencedAmericanpronunciationsincethefirstsettlersarrivedfourhundredyearsago
ALondonerhasmoredifficultyunderstandingaScotsmanfromGlasgowthanunderstandingaNewYorker
Someexpertsbelievethatthetwovarietiesaremovingclosertogether
UsersofEnglishwillallbeabletounderstandeachother—wherevertheyare
句1用了现在完成时态,谓语动词的构成为:have/has+done
句2用了一般现在时态,当主语为第三人称单数时,谓语动词用第三人称单数形式
句3用了现在进行时态,谓语动词的构成为:be(am/is/are)+doing
句4用了一般将来时态,谓语动词的构成为:will/shall+do
一、一般现在时1.表示经常性或习惯性的动作或存在的状态,常与always,everytime,nowandthen,occasionally,often,seldom,sometimes,usually等连用
Heoftengoestoworkbybus,andhetakesawalkwithhiswifeafterdinner
他经常乘公共汽车上班,而且每天晚饭后和妻子一起散步
2.表示客观事实或普遍真理
Asisknowntoall,theearthturnsaroundthesun
众所周知,地球绕着太阳转
3.在时间、条件或让步状语从句