在动词后加ing

题目

在动词后加ing
1.以重读闭音节结尾,末尾只有一个辅音字母,要双写这个辅音字母再加ing.举五个列子,要除开：swim-------swimming sit------sitting run-------running drop------dropping
2.以不发音的字母e结尾的动词,要去掉e再加ing.举五个列子,要除开：live------living like---liking make------making
3.以ie为重读音节结尾的单词,改ie为y再加ing.举几个列子,要除开：die---dying
4.一般动词加ing.举五个列子,要除开：sleep-----sleeping draw-----drawing read-----reaing

答案

shopping stopping beginning getting forgetting
taking having hiking joking liking
lying tying
eating drinking playing laughing crying