根据所给汉语意思完成句子， 一空一词。（没空1分， 共20分）
小题1:由于吸食纯可卡因的缘故，他病得严重。
He was extremely ill _______ _________ _________ __________ taking crack cocaine.
小题2:我看见老师朝前门走去，身后跟着一群学生。
I saw the teacher _______ _______ the front door, ______ a group of students _______ him.
小题3:许多与吸烟有关的疾病越来越引起人们的关注。
Many ________ ________ __________ ________ are increasingly drawing people’s concern.
小题4:她匆忙地给她母亲打了电话是因为她发现小偷闯入了她房间。
She hurried to call her mother. That was ________ she found a thief _________ __________ ___________ her room.
小题5:随着年龄的增长，他的耳朵聋了。
________ he grew __________, he began to _______ _________.
小题1:as a result of
小题2:heading towards with following
小题3:illnesses related to smoking
小题4:because had broken into
小题5:As older go deaf
题目分析：
小题1:考查词组：由于as a result of
小题2:考查see sb doing 填“heading towards”后面两个空考查with复合结构，学生跟着他是主动： with following
小题3:考查过去分词作定语related to smoking 修饰illnesses 与吸烟有关的疾病
小题4:考查because引导的原因状语从句：闯入她的房间是在她回家前，用过去完成时 had broken into
小题5:考查As引导的时间状语从句，grow older 变老 go deaf聋了
点评：先结合句意和汉语找出句中缺少的含义，找出正确的词组，用适当的形式填写，动词的时态，名词的数都要考虑。