一般现在时
构成:主语+动词原形(第三人称单数有变化)1 一般加s
2 辅音加y 结尾的词把y 变i 在加 es (但元音加y 结尾的词直接加s )
3 以 o,s.,x,ch,sh 结尾的词加es
4 be动词的变化形式是is.am.are
功能:1表示 习惯的或反复发生的动作或状态
She always takes a walk after dinner.
2 表示 普遍真理,事实,也用在格言中
The earth moves round the sun
Pride goes before a fall 骄者必败
标志词:often sometimes usually always once a day every ..... on Sundays 等状语
注意:主将从先 主句将来时 从句现在时
在时间,条件,比较状语从句中,用一般现在时代替一般将来时
例:I will tell her when she comes tomorrow.
You will suceed if you try your best.
The earlier you leave , the earlier you will be there.
现在进行时
构成:is /am /are + doing(现在分词)1、直接加ing (playing,studying,eating)
2, 以不发音的e结尾的,去e加ing (having,loving)
3, 以重读闭音节,且只有一个辅音字母结尾的,双写最后一个辅音字母加ing
(putting,sitting,running)
功能:1 表示现在正在进行的工作或发生的事.
What are you doing now?]
It is snowing outside .
2 表示现阶段正在进行的动作或发生的事
He is learning English at college.
John is losing his hair
标志词:now at present
注意:
1 现在进行时表将来---表按计划安排将要进行的动作,常用的这类动词有go leave come arrive meet move start stop have 等
He is meeting the manager tomorrow.
I am going to Japan next month.
2 现在进行时与always forever continually constantly 等连用表示 反复的动作,或某种感情色彩如厌恶或赞叹.
She is always coming late for class.
You are forever thinking for other people.
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