1.同谓语：我们都明白了这个问题的消息让人兴奋.2.定语：我们都知道的这个消息是L放弃

1.The news that all of us have understood this problem makes us excisited.2.The news which we all know is that L gave up having supper and came to the class.3.强调L:It was L who came to join us in English class for ten times.强调英语课：It was English class that L came to join us for ten times.强调十次：It was ten times that L came to join us in English class.强调和我们：It were us who/that L came to join in English class.强调一起：It was together with us that L came to have English class for ten times.4.对L:L is a boy/girl who was born in 1988.对出生：A person who was born in 1988 is L.对日期：The year that/which L was born is 1988.对1988：1988 is the year that/which L was born.谢绝别人抄袭

1.同谓语：我们都明白了这个问题的消息让人兴奋.2.定语：我们都知道的这个消息是L放弃了晚餐来上课了.3.强调：L已经来和我们一起上英语课十次了.5个不同的句子分别对L；上英语课；作业帮