1、就是这个单词后三个字母是“辅元辅”结构的话，那么就要双写最后一个字母了！begin beginningcut - cuttingdig - diggingget - gettinghit - hittinglet - lettingput - puttingrun - runningset - settingshut - shuttingsit - sittingspit - spittingsplit - splittingswim - swimmingwin - winningbeg - begged - beggingdrip - dripped - drippingdot - dott
2、ed - dottingdrop - dropped - droppingfit - fitted - fittinghug - hugged - huggedplan - planned - planningpat - patted - pattingrid - ridded - riddingrob - robbed - robbingrebet - rebetted - rebettingregret - regretted - regrettingstop - stopped - stoppingstir - stirred - stirringrub - rubbed - rubbi
3、ngtravel - travel(l)ed - travel(l)ingwhip - whipped - whipping现在进行时1现在进行时表示现在正在进行或发生的动作，也可表示当前一段时间内的活动或现阶段正在进行的动作。2现在进行时的肯定句基本结构为 be+动词 ing.3现在进行时的否定句在 be 后加 not。4现在进行时的一般疑问句把 be 动词调到句首。5现在进行时的特殊疑问的基本结构为：疑问词不达意 + be + 主语 + 动词 ing?但疑问词当主语时其结构为：疑问词不达意 + be + 动词 ing?动词加 ing 的变化规则1一般情况下，直接加 ing，如：cook-c
4、ooking2以不发音的 e 结尾，去 e 加 ing，如：make-making, taste-tasting3如果末尾是一个元音字母和一个辅音字母，双写末尾的辅音字母，再加 ing，如：run-running, stop-stopping现在进行时专项练习：一、写出下列动词的现在分词：play_ run_ swim _make_go_ like_ write_ _ski_read_ have_ sing _ dance_put_ see_ buy _ love_live_ take_ come _ get_stop_ sit _ begin_ shop_二、用所给的动词的正确形式填空：1.
5、The boy _ ( draw)a picture now.2. Listen .Some girls _ ( sing)in the classroom .3. My mother _ ( cook )some nice food now.4. What _ you _ ( do ) now?5. Look . They _( have) an English lesson .6.They _(not ,water) the flowers now.7.Look! the girls _(dance )in the classroom .8.What is our granddaughte
6、r doing? She _(listen ) to music.9. Its 5 oclock now. We _(have)supper now10._Helen_(wash )clothes? Yes ,she is .三、句型转换：1. They are doing housework .(分别改成一般疑问句和否定句 )_2The students are cleaning the classroom . ( 改一般疑问句并作肯定和否定回答)_3Im playing the football in the playground .(对划线部分进行提问)_4Tom is reading books in his study . (对划线部分进行提问)
