写出单词的相应形式。
(1)story(复数)________________
(2)email (复数)________________
(3)collect(现在分词)______________
(4)swim (现在分词)_____________
(5)dance(现在分词)_______________
写出单词的相应形式。
(1)story(复数)________________
(2)email (复数)________________
(3)collect(现在分词)______________
(4)swim (现在分词)_____________
(5)dance(现在分词)_______________