一、一般现在时(一)定义经常、反复发生的动作或行为及现在的某种状况。(二)标志出现时间状语:always, usually,often,sometimes,everyweek(day, year, month…), once a week,on Sundays, etc.(三)变形规律当主语是第三人称单数时,谓...
先试试下面两道中考真题:1.Many scientists believe that robots _____ able to talk like humansin 50 years.A.were B.are C.will be D.have been(黄石)2.Just go down this road and you _____ the library next to the bank.A.see ...