翻译句子：
1.我的室友约翰和我一样,都是学校新来的老师.
2.我俩处得不错.
3.他跟他的助理下周二要坐飞机去上海.
4.他们询问他们明天是否能够送家具过来.
5.大坝有助于防洪.
中译英：
Dear John,
I haven't heard from you for a period of time.Recently,I bought an apartment in the surburbs.Therefore,I moved here from downtown.I have been busy decorating my new apartment these days.Please come to the south and visit my new apartment if you have time.
By the way,could you do me a fovor? I'm learning English nowadays,but I need a good English grammar book,so could you help me find a one which is appropriate for beginers?If you can,please send it to me,I'll pay you later.
Best regards,
Lee
呃,蛮认真地帮你做完了呢,哈我要悬赏分喔!