1 . The country _______ (迫切需要) a change in leadership so that it can develop its economy and improve people’s life. (根据汉语提示完成句子)

2 . They were offering me a weekend break in Paris—with free beer _______ (奉送，额外赠送). (根据汉语提示完成句子)

3 . The project is far behind schedule and it is high time that we _______ (加速) so as to finish it on time. (根据汉语提示完成句子)

4 . The deal _______ (破碎，破裂；崩溃) when we failed to agree on a price. (根据汉语提示完成句子)

5 . The speaker made full preparations and gave the speech without _______ (查阅，参考；提到，谈及) his note. (根据汉语提示完成句子)

7 . Fortunately, scientists are believed _______ (想出，想到) some different ideas to cope with global warming. (根据汉语提示完成句子)

10 . Through Snow’s _____________, water companies began to sell clean water and the threat of cholera around the world saw a substantial decrease.
经过斯诺的不懈努力，饮用水公司开始出售洁净水，世界各地霍乱的威胁大幅降低。