第四部分（词汇，语法和写作）
第一节：根据所给中文意思或首字母，用Unit1-3所学单词填空，使句子意思通顺，语法正确。
61 But he became inspired when he thought about helping ordinary people e________ to cholera.
62 In two particular streets, the cholera outbreak was so ________（严重的） that more than 500 people died in ten days.
63 They had been given free beer and so had not drunk the water from the pump. It seemed that the water was to b_______.
64 His friends were enthusiastic and encouraged him to punish his ideas, but Copernicus was ________ (谨慎的).
65 It is a pity that the industrial cities built in the nineteenth century do not a________ visitors.
66 For historical ________ (建筑) you have to go to older but smaller towns built by the Romans.
67 There followed St Paul’s Cathedral built after the terrible fire of London in 1666. It looked s________ when first built!
68 I still cannot believe that I am taking up this prize that I won last year. I have to remind myself __________ (不断地) that I am really in AD3008.
69 At first my new surroundings were difficult to _______（忍受）
70 Nothing is wasted, and everything, even plastic bags, is r_______.