Text A Fallacies about Food本课主要单词1. fallacy n. 谬误；谬论；错误的推理或信念That the earth is flat used to be a popular fallacy.（地球是扁平的这一谬误曾一度很流行。）Needless to say， t...
12. widespread adj. 分布广的，普遍的There was a widespread belief that she committed suicide.（人们普遍认为她是自杀的。）Industrial robots will be in widespread use.（工业机器人将...
3. Some savage tribes believed that eating enemies that had shown bravery in battle would make them brave.本句中的第一个that 引导的又是一个宾语从句，而后一个that 引导的是定语从句，修饰...
表语从句1. One idea was that fish is the best brain food.2. Another idea is that you should not drink water with meals.3. The reason was that the acid in ...
Text A Diamonds本课主要单词1. rare adj. 稀有的，难得的These animals are so rare that I would do whatever I can to save them.〔这些动物很稀有，我会尽我所能去保护它们。〕On the rare occas...
15. blast n. 疾风，强风；爆炸 v.炸，炸掉A blast of cold air sent a shiver all over his body.〔一股冷气使他浑身战栗。〕Furious blasts of thunder frightened everybody.〔一阵阵的霹雳炸雷吓...
3. Diamonds are made from carbon.由制成，可以用be made from和be made of两个词组来表达。但是be made from通常指制成品已看不出原材料是什么，而be made of可以看出该物品由什么材料制成的。如：1） Paper is made fr...
13. It flows over boards thickly coated with grease.在本句中的定语从句thickly coated with greases前面省略了which/that are.coat一般做名词用，意思是外套”或（动物的）皮毛”。在本句...
Text A Families本课主要单词1. definition n. 定义，释义define v. 解释；给定义；明确表示He simply said it was very difficult for him to give a definition for that word.（他只是说要...
10.nuclear adj. 核子的，核能的；中心的Mao Zetong used to say that under no circumstances would China be the first to use nuclear weapons.（毛泽东曾经说过在任何情况下，中国都不会第一个使...