background n.背景,后景,经历
典型例句:Whats the social background for the French Revolution?
译文:法国大革命的社会背景是怎样的呢?
导学:特别注意在表示某事发生在某种背景下时,介词应用against。
backward a.向后的,落后的,倒的 ad.倒,向后
典型例句:The technology was backward,but the system worked.
译文:虽然技术是落后的,但制度是有效的。
导学:记住一个与该词搭配的短语backward in,表示 害羞,怯生生,迟疑 。
巧记:back(在后,往后)+ward(表示方向=(往后或在后)=向后的,落后的
想一想:①forward ②inward ③reward
Key:①a./ad.向前的/地 ②a./ad.向内的/地 ③v.回报
bacon n.咸猪肉,熏猪肉
导学:注意几个由此词派生出来的短语,如bring home the bacon(完成任务,获得成功,取得胜利,维持生活);sell ones bacon(卖身)。
bacteria n.细菌
典型例句:The cylindrical bacteria are known as bacilli.
译文:圆柱形细菌被称为杆菌。
baggage n.行李
典型例句:Where should we put the baggage?
译文:我们应该把行李放在哪里呢?
巧记:bag(包)+g+age(集合名词总称)=一堆包=行李
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