根据所给的汉语内容，用英语完成下列句子。(每空限填一词)
小题1:你们彼此用邮件联系吗?
Do you with each other by email?
小题2:看电影时我们既不能大声喧哗也不能吃东西。
We should talk loudly eat in the theatre while watching a movie．
小题3:多么美丽而宁静的岛啊!
beautiful and quiet island it is!
小题4:上周，怀特先生被邀请做了一个语言学习的讲座。
Last week，Mr White to give a speech on language learning．
小题5:我不明白他们为何对这位美国歌星如此疯狂。
I can’t understand so crazy about this American singing star．