下面这两个副词均含"……以前"的含义： ago ：指从现在起往前推算一段时间，始终置于所修饰的词之后，与一般过去时连用。 before ：或指从过去某一时间起向前推算的若干时间的以前，通常与过去完成时连用；或泛指以前，并不具体指若干时间以前，可使用现在完成的或过去时；还可指从将来某一时间起的若干时间以前。
A hundred years ago coronary heart disease was virtually unknown in Europe and America.在100年前冠心病几乎不存在于欧洲和美洲。Cato , an influential Roman thinker, 000 years ago, praised its medical value.CatotheElder是两千年前一位古罗马很具影响力的思想家, 以...
Mechanization happened years ago on the farms of Islay.数年前，艾莱的农场就实现了机械化。Rationing had put an end to a surfeit of biscuits long ago.定量供应很久以前就结束了饼干过剩的状况。Their water was turned off weeks ago without explanation.他们的水在几周以前就毫无...
欧几里德用的公理都应看作是不证自明的真理.The axioms adopted by Euelid mere supposed to be self - evident truths.气候对农作物的影响是不证自明的.The influence of climate on crops are self - evident.我觉得人还是多点自知自明的好.I think it is better to be more self knowled...
她头脑相当灵光，是个非常棒的作家。She has a first-class brain and is a damned good writer.“我已经找到想买的最棒的房子啦！”她兴奋地说。"I've found the most wonderful house to buy!" she enthused.其2.7升的车型确实是非常棒的赛车。In that 2.7-litre form it really was a ter...
Its Icebreaker brand is popular withyoung, image - conscious outdoor enthusiasts.尤其是在羊毛内衣的革新技术的运用方面.This sort of Montana icebreaker isn't for everyone.这种蒙大拿的新鲜旅游并不是适合所有人.The atomic icebreaker reeved the icebergs.原子破...
Can you conjugate'to beat'in all its tenses?你列得出动词'beat'的所有时态变化 吗 ?Fill in the blanks with the correct tenses of the verbs given.用所给动词的正确时态填空.In the new semester, we last will learn the tenses of Engl...
A born magpie, Mandy collects any object that catches her eye.曼迪天生喜欢收集小玩意，只要是她看上的都会收藏起来。This young man is really a magpie.这个年轻人真是饶舌.One old magpie began wrapping itself up very carefully.一只老喜鹊非常小心地用羽毛裹紧自己的身体....
All the old hostilities resurfaced when they met again.他们再次碰面时，过去的种种敌意又都冒了出来。Old antagonisms resurfaced.旧怨重生。Changes in strand tension can be easily determined if the bridge deck is resurfaced.当桥面重新铺装时,易于确定钢索内拉力的变化情况.The...
Deep, saturated ruby. Explosive bouquet of blackberry liqueur, candied cherry, boysenberry and dark chocolate.深红宝石晶莹色泽,散发黑莓利口酒 、 成熟樱桃 、 杂交草莓及黑巧克力酒香.Fresh apple and cucumber muddled and shaken with chardonnay , grand marn...