请帮忙翻译成英文：网上购物有很多优缺点，我认为在网上购物十分方便，快捷，节省时间，但是不安全，照片上的往往与实物相差太大. 网上购物有很多优缺点，我认为在网上购物十分方便，快捷，节省时间，但是不安全，照片上的往往与实物相差太大.Online shopping has many advantages and disadvantages，I think online shopping is very convenient，qui.
英语翻译翻译英文句子，会的快来，1.我每天花费十五分钟乘公共汽车去上学2.我通常花费半个小时做作业3.到你祖父母需要多少时间？3.北京到天津有多远？4.我家离学校有四百米
老师们通常要花费大量的时间备课翻译英文spend on. Teachers usually need to spend a lot of time on praparing lessons.
购物通常需要花很多时间.翻译成Shopping usually takes people much time. 应该是it usually takes people much time to shop.
通常花费他半小时的时间去那儿用英语怎么说两种？ It usually takes half an hour for him to get there.It usually takes him half an hour to get there.
英语翻译 1原句：他决定乘公交车上学.1译句：He decided to take a bus to school.2原句：自行车车程通常花费1个小时.2译句：Bicycle drive usually spend an hour.3原句：火车车程通常花费2个小时.3译句：The train drive us.
