2017高考英语时态用法详解：现在进行时

概要：时的结构现在进行时由“am / is / are + 现在分词”构成。如:I’m studying at Yu Cai Senior Middle school. 我在育才中学读书。He is writing on the desk. 他再课桌上写字。They are talking about their visiting the Great Wall. 他们在谈论游长城的事情。【说明】动词现在分词的构成方法:(1) 一般在动词后加-ing。如:say—saying, play—playing, think—thinking, study—studying, teach —teaching, blow—blowing, build—building.(2) 动词若以-e结尾, 则去e再加-ing。如:love—loving, make—making, guide—guiding, date—dating.(3) 在以单短元音的重读闭音节结尾,且末尾只有一个辅音字母的动词后,双写最后一个辅音字母,再加-ing。如:begin—beginning, regret—regretting, plan—planning, ban — banning.(4) 在以ie结尾的动词后,改ie为y,

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1. 现在进行时的定义

现在进行时主要用于表示目前正在进行的动作,有时也可表示现阶段在进行的动作。如:

The teacher is giving us an English lesson. 老师正在给我们上英语课。

The farmers are getting in their crops. 农民们正在收割庄稼。

We are making preparations for the conference. 我们一直在为会议作准备。

2. 现在进行时的结构

现在进行时由“am / is / are + 现在分词”构成。如:

I’m studying at Yu Cai Senior Middle school. 我在育才中学读书。

He is writing on the desk. 他再课桌上写字。

They are talking about their visiting the Great Wall. 他们在谈论游长城的事情。

【说明】动词现在分词的构成方法:

(1) 一般在动词后加-ing。如:say—saying, play—playing, think—thinking, study—studying, teach —teaching, blow—blowing, build—building.

(2) 动词若以-e结尾, 则去e再加-ing。如:love—loving, make—making, guide—guiding, date—dating.

(3) 在以单短元音的重读闭音节结尾,且末尾只有一个辅音字母的动词后,双写最后一个辅音字母,再加-ing。如:begin—beginning, regret—regretting, plan—planning, ban — banning.

(4) 在以ie结尾的动词后,改ie为y,再加-ing。如:lie—lying, die—dying, tie—tying.

(5) 在以-c[k] 结尾的动词后加-king。如:picnic—picnicking, panic—panicking.

3. 现在进行时的应用

(1) 表示目前正在发生或进行的动作。如:

They are planting trees on the mountain. 他们在山上植树。

Mother is preparing supper in the kitchen. 母亲在厨房做晚饭。

(2) 有些非持续性动词的进行时可以表示动作即将进行或发生,或表示动作的重复。如:

He is joining the army. 他要参军了。

They are buying the house. 他们要买那座房子。

(3) 当现在进行时中有always, forever, constantly, continually修饰时,表示说话人的赞赏或厌烦的感情。如:

Why is the baby always crying? 为什么那个老是在哭。

They are always helping us. 他们总是帮助我们。