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Unit 5 First aid Ⅰ.单项填空 1．(2017·山师大附中高三质检)Millions of people are still homeless. Besides, there isn't the most basic ________ from the Red Cross. A．medicineB．equipment C．aid D．material 答案：C 句意：数百万人仍然无家可归，此外，连来自红十字会的最基本的救助都没有。aid“帮助；援助”，符合句意。medicine“医药；医学”；equipment“设备”；material“材料”。 2．(2017·宜春市五校联考)Mary got ________ third degree burn, ________ burn that was incurable. A．a；a B.a；the C．the；a D．the; the 答案：A 考查冠词。句意：玛丽达到了三度烧伤，这一烧伤程度是不可治愈的。第一空a third degree burn“三度烧伤”；第二空作同位语，表示泛指，用不定冠词。 3．(2017·南昌三中月考)You have to be very exact in this job, because a small mistake can make a big ________. A．similarity B．explanation C．instruction D．difference 答案：D 句意：你做这项工作必须十分严谨，因为失之毫厘，谬以千里。make a big difference“产生很大影响”，符合语境。similarity“类似；相似”；explanation“解释；说明”；instruction“命令；指示”。 | 
