我的大学生活未来可期英语作文【一】
是写信人对收信人的称呼用语。位置在信内地址下方一、二行的地方，从该行的顶格写起，在称呼后面一般用逗号(英国式，也可以用冒号(美国式。
(1写给亲人、亲戚和关系密切的朋友时，用dear或my dear再加上表示亲属关系的称呼或直称其名(这里指名字，不是姓氏。例如：my dear father，dear tom等。
(2写给公务上的信函用dear madam，dear sir或gentleman(gentlemen。注意：dear纯属公务上往来的客气形式。gentlemen总是以复数形式出现，前不加dear，是dear sir的复数形式。
(3写给收信人的信，也可用头衔、职位、职称、学位等再加姓氏或姓氏和名字。例如：dear prof. tim scales, dear dr.john smith。
我的大学生活未来可期英语作文【二】
Since the 1970s, with the worsening oil crisis, the major businesses in the automotive internal combustion engine as much as possible to reduce the car's fuel consumption, while sparing no effort in the development of hybrid vehicles and new energy vehicles. There are hybrid gas-electric hybrid and mixed fuel in two forms, both in the car body design is no different with the traditional internal combustion engine vehicles, the future trend is nothing more than a continuation of current trends, efforts to reduce the drag coefficient, reducing weight while increasing strength and stiffness and so on.
Hybrid vehicle technology only in the product over, to really new energy vehicles, preparatory and experimental products, the ultimate trend or completely replace the existing traditional energy vehicles by the new energy vehicles.
