swimming club 中的swim为什么要用ing形式?
swimming club 中的swim为什么要用ing形式?
I have a swimming lesson为什么swim用ing形式
He wants to join the swimming club为什么要用ing形式?
went swimming 为什么swim要加ing
swimming lesson为什么swim要加ing
swimming club 还是 swim club?
she always goes swimming (为什么swimming用ing形式)
I want to join the swimming club为什么swimming要加ing?
swimming pool中的swimming为什么要双写加ing
in summer,we often go swimming 为什么swim要加ing?
Lingling often goes swimming on weekends 为什么swim要加ing?这句话是什么
I went to swimming.swimming不是swim的ing形式吗?它在这个句子中做什么成分,为什么不用s