The plane is taking off an hour later.(主观判断)现在进行时带always,continually, constantly, for ever等频率副词表感情色彩,一般现在时则没有此用法。一般现在时表示经常性或习惯性的动作,表示现在的特征或状态。其动词形式是:动词原形(只有第三人称单数作主语时除外,要加-s)其疑问句和否定句需要用助动词do或does1) 肯定句用行为动词原形表示They get up very early every morning. 他们每天早晨起来很早。I visit my grandparents four times a month. 我一个月去看望祖父母四次。2) 否定句用don’t + 动词原形来表示We do not go shopping on Sundays. 我们周日不去购物。I don’t think you like this colour. 我想你不喜欢这个颜色。3) 一般疑问句则是把助动词do提前至句首,后面动词用原形。回答时,肯定用 “Yes, 主语+do”;否定句用 “No, 主语+don’t”。–Do they go to school at seven o’clock? 他们七点去上学吗?--Yes, they do.--Do you like this skirt? 你喜欢这条裙子吗?--No, I don’t. 不,我不喜欢。一般现在时用来表示经常的或习惯性的动作,常与以下的时间状语连用:often 经常,always 总是,sometimes 有时,usually 通常,every day/ week 每天/ 周等。He/She usually goes to school by bike. 通常他/她骑车上学。I visit my grandparents every week. 我每个星期都去看祖父母。He/She is always late for class. 他/她总是上课迟到。My parents and I sometimes go out to eat. 我和父母有时出去吃饭。It often rains here. 这儿常常下雨。主语为第三人称单数时的一般现在时一般现在时态,当主语为第三人称单数时,谓语动词也要是第三人称单数,后要加-s或-es。He likes reading at night. 他喜欢夜里读书。She usually goes to school by bike. 她平时骑车上学。The little cat drinks milk every day. 小猫每天都喝牛奶。转换成否定句要加doesn’t,其后的动词用原形。Kelly doesn’t get up early on Saturdays and Sundays. 凯丽星期六星期天起床很晚。He doesn’t feel well today. 他今天感觉不舒服。转换成一般疑问句,句首用Does,其后的动词用原形。Does he have lunch at school? 他在学校吃午饭吗?Does it take long by train? 乘火车要很长时间吗?一些动词可用一般现在时来表达现在进行时:verbs of the senses: hear,see,taste,smell,feelverbs of the thinking: believe,know,mean,realize,think,rememberverbs of the linking: dislike,fear,heat,like,love,wantverbs of the possession: belong,have,own,possess