英语的八大时态和构成形式是什么??答:2.时间状语: always, usually, often, sometimes, every week (day, year, month…), once a week, on Sundays, 3.基本结构:动词 原形 (如主语为第三人称单数,动词上要加(e)S) 4.否定形式:am/is/are+not;此时态的谓语动词若为行为动词,则在其前加don't,如主语为第三人称单数...
初中英语常见的几种时态和结构?答:2.时间状语: Always, usually, often, sometimes, every week (day, year, month…), once a week(day, year, month…), on Sundays,3.基本结构:动词 原形 (如主语为第三人称单数,动词上要改为第三人称单数形式)4.否定形式:主语+am/is/are +not+其他; 此时态的谓语动词若为行为动词...