2021高二英语北师大版选修7同步刷题课件：Unit 21 Lesson 3 .pptx

选修7Unit 21 Human Biology02Lesson 3 Part Ⅰ 　Vocabulary Grammar 刷单句填空在空白处填入1个适当的单词或括号内单词的正确形式。1. The Chinese value that one should ____________ (unconditional) return things others have lost.unconditionally解析句意为：中国人很重视一个人应该无条件地归还别人丢的东西。设空处修饰动词return，应用副词，故填unconditionally，意为“无条件地”。adaptation/adapting2. The soldiers are being trained for ____________ (adapt) to special environment.解析句意为：士兵们正在进行训练，以适应特殊环境。设空处作介词for的宾语，故可填名词adaptation，意为“适应”；也可填动名词adapting。Part Ⅰ 　Vocabulary Grammar 刷单句填空equipment3．The hospital has recently obtained new medical ____________ (equip), allowing more patients to be treated.解析句意为：近期这家医院购进了新的医疗设备，使得更多的病人得到治疗。根据设空处前的形容词medical可知，此处应为名词。equipment为不可数名词。故填equipment。4．His interest in computer games is now ____________ the decline.on解析句意为：他对电脑游戏的兴趣现在正在减退。on the decline为固定搭配，意为“在下降；在衰退”。故填on。Part Ⅰ 　Vocabulary Grammar 刷单句填空At5. I will leave here tomorrow morning. ____________ any rate, I dont think he will come.解析句意为：我明天早上就要离开这里了，反正我想他也不会来了。at any rate为固定搭配，意为“不管怎样；反正”。故填At。【知识拓展】与rate相关的其他短语at this rate意为“照此情形；如此下去”。如：At this rate, we wont ever be able to afford a holiday.照这样下去，我们永远也没有钱去度假。at a/the rate of… 意为“以……的速度；以……比率”。如：The car is running at the rate of 60 kilometres an hour.这辆车正以每小时60千米的速度行驶。Part Ⅰ 　Vocabulary Grammar 刷单句填空no6．Under ____________ circumstances should we do anything against the will of the people.解析句意为：在任何情况下，我们都不应该做违背人民意愿的事。分析句子结构可知，本句使用了部分倒装结构。又根据句意可知，此处应表示否定含义，under no circumstances意为“决不；无论如何都不”，符合句意，故填no。being shown7．There are laws in some countries that prohibit advertisements from ____________ (show) at inappropriate time and places.解析句意为：有些国家的法律禁止在不适当的时间和地点播放广告。prohibit sb from doing sth为固定搭配，意为“禁止某人做某事”，本句中advertisements与show之间为逻辑上的被动关系，故填being shown。Part Ⅰ 　Vocabulary Grammar 刷单句填空【知识拓展】“禁止/阻止某人做某事”的表达方法forbid sb from doing sth　　　　ban sb from doing sthkeep sb from doing sth prevent sb (from) doing sthdiscourage sb from doing sth stop sb (from) doing sth8．We all stood there in silenc