新概念英语第二册语法总结:现在进行时现在进行时:1.构成:is/am/are+现在分词2.功能:(1)表示现在正在进行的动作
Thekettleisboiling
ShallImaketea
Don'tyouthinkyoueattoomuch
You'reputtingonweight
Theworkersarebuildinganewbridgeacrosstheriver
(2)表现阶段正进行的动作
Heistakingphysicsthissemester
Wearepreparingforourfinalexaminationthisweek
(3)go,come,leave,arrive,land,meet,die,start,return,join,etc
用于进行时态时表示即将开始的动作
Thebusiscoming
Theoldmanisseriouslyill,andheisdying
AliceisleavingforBeijingwithhermother
(4)与always,forever,continually,constantly等副词连用,表示说话人带有感情色彩:赞赏或厌恶
Heisalwaysthinkingofothers
(他总是想着别人
Theboyiscontinuallymakingnoises
(这男孩不断地发出吵闹声
Theteacherisconstantly(always)criticizingherforbeinglate
(老师一直在批评她迟到
)(5)下面表示状态、感觉、情绪、精神活动的动词不可用于进行时
(此条戒律请背10遍
)believe(相信),doubt(怀疑),see(看见),hear(听见),know(知道),understan