.介、副词填空介、副词填空1Could you glance this letter and see if its alright?来源来源:www.shulihua.net答案：答案：through2The heights of the plants vary 8 cm 20 cm.答案：答案：from to3The Rockies are home bears and mountain lions.答案：答案：to4It was the study of history that gave birth the social sciences.答案：答案：to5The team have worked hard and their efforts have been rewarded success.答案：答案：with来源来源:www.shulihua.net6The heavy snowfall had taken us all surprise.答案：答案：by来源来源:www.shulihua.net.单项填空单项填空1 How much will I pay for a night? Prices _ from room to room.Avary BincreaseCdivide Drange来源来源:www.shulihua.net解析：解析：选选 A。vary“使不同；变化” ；increase“增加” ；divide“划分” ；range“( 在范围内)变化” 。句意：“住一晚我需要付多少钱？” “价格因房间不同而不同” 。2Chen Ming didnt even _ his paper before he handed it in, so there were many mistakes in his paper.Aglance through Blook upCwatch over Dcome across解析：解析：选选 A。考查短语意义辨析。句意：陈明在交论文之前甚至都没有粗略地看一遍，因此他的论文中有很多错误。glance through“浏览；粗略地看” ，符合语境。look up“查找” ；watch over“照顾；监督” ；come across“偶然遇见” 。