Mary,each,and,other,Lily,write,to连词成句为：Mary and Lily write to each other.该句子翻译成中文是：玛丽和莉莉互相写信。
重点词汇：write
一、单词音标
write单词发音：英 [raɪt] 美 [raɪt]。
二、单词释义
v. 写；书写；填写；作曲
三、词形变化
动词过去式: wrote
动词过去分词: written
动词现在分词: writing
动词第三人称单数: write
四、短语搭配
write a book 写书
write a book report 写读书报告
write a composition 写作文
write a film script 写电影剧本
write a good hand 写一手好字
write a letter 写封信
五、双语例句
She's writing a new history of Europe.
她正在写一部新的欧洲史。
Our son's having problems with his reading and writing.
我们儿子在读写方面有困难。
I've never been a great one for writing letters.
我向来不喜欢写信。
She hasn't written ─ not that she said she would.
她还没写信来——倒不是她说过她要写。
This expression is used mainly in speech, not in writing.
这种表达主要用于口语，而不是书面语。
连词成句为Mary and Lily write to each other.玛丽和莉莉互相写信。
and连接并列的两个词，所以连接主语，write to是谓语动词，each other是固定短语，表示相互。
重点单词：write
音标：英[raɪt] 美[raɪt]
详细释义：
v. 写; 编写; 写信; 写作; 写字; 作曲; 写道; 开（支票等）; 将（数据）写入（存储器）; 好使;
短语搭配：
to write sb a note 给某人写便条
write that … 在信中写道…
to write to sb 给某人写信
例句：
My brother can write a good hand.
我弟弟写得一手好字。
Please write your name here.
请把你的名字写在这儿。
Let's write a notice of next Friday's meeting.
我们来写一张关于下星期五开会的通知。