unit 4 第1课时 ⅰ.单词拼写根据下列句子所提供的汉语提示或所给单词的首字母，写出各单词正确的完全形式(每空限写一词)。 1．his old car________(消耗) much gasoline. 2．provided that________(情况)permit, we shall hold the meeting next week. 3．a better understanding of these________(现象) may completely alter our conception of the nature of the universe. 4．the invention of paper was a great c________to human civilization. 5．they are trying to find a cleaner________(燃料)for cars. 6．he collected a q________of curious information. 7．the________(数据)should be updated once a week. 8．it was an absurd arrangement, and bound to lead to________(灾难)． 9．he was not so strongly o______to the idea as the others. 10．she studied hard, and in c________she passed the examination. 11．with such guns, how can we get out of r________of the enemy
