英語(yǔ)八種時(shí)態(tài)一般現(xiàn)在時(shí)概念：經(jīng)常、反復(fù)發(fā)生的動(dòng)作或行為及現(xiàn)在的某種狀況。時(shí)間狀語(yǔ)：always, usually, often, sometimes, every week (day, year, month), once a week, on Sundays, etc.基本結(jié)構(gòu)：be動(dòng)詞；行為動(dòng)詞否定形式：am/is/are+not;此時(shí)態(tài)的謂語(yǔ)動(dòng)詞若為行為動(dòng)詞，則