I started collecting stamps five years ago.改同义句 I ____ collected stamps_____ five years.
问题描述：
I started collecting stamps five years ago.改同义句 I ____ collected stamps_____ five years.
There is always something ______(happen)in that music store.用适当形式填空
答
保证答案准确率!1.= I (have) collected stamps (for) five years.2.happeningsomething和happen之间为主动关系（而且happen是不及物动词,不能用于被动语态）,所以用其现在分词形式happening做后置定语,修饰somethin...