4.They listened to music yesterday.
5.My mother went to buy me a new skirt yesterday.
6.My cousin read books yesterday.
They listened to music just now.
My mother bought me a new skirt.
My cousin read books at night
4.他们现在正在听音乐。
5。妈妈去帮我买新裙子了。
6。我的堂(表)兄(弟姐妹)经常在晚上看书。