1.姐姐叫醒我时,已经是早晨七点钟了.（by the time...）
By the time my sister waked me up,it was 7:00AM.
2.你爸爸让我搭便车去城里真是太好了.（give sb. a ride）
It's gteat that your father gives me a ride to town.
3.妈妈听到这个好消息是又惊又喜.（both...and...）
when my mother heard that good news,she was both suprise and happy.
4天太热了,我想立即冲个澡
It's so hot that i want to take a shower right now.
5打碎镜子的那个男孩子已经逃跑了
The boy who breaks up the mirror has run away.