专题Unit2Howoftendoyouexercise课后练习一及详解

题题 1 The little girl 总是 gets up early so she is 从没有 late for school 题题 2 1 Sandy is so careless that she makes mistakes in her homework A never B seldom C rarely D always 2 The sun rises in the west A sometimes B often C never D always 3 That boy is very fat He exercises A always B usually C hardly D often 题题 3 1 did it take you to finish the test 90 minutes A How long B How soon C How often D How many 2 will he be back In three hours A How often B How long C How soon D How many times 3 do you go to the dentist Every six months A How soonB How often C How longD How far 4 is it from here About 3 miles A How long B How soon C How often D How far 题题 4 1 of the land in that district is covered with trees and grass 这个地区 5 分之 2 的土地有绿树和草地覆盖 2 About two thirds of the students in our class born in the1990s be 我们班三分之二的学生出生于二十世纪九十年代 3 Three quarters of the world s books and newspapers written in English be 世界上 4 分之 3 的图书和报纸是用英语编写的 4 About three fourths of the earth s surface covered with water be 题题 5 1 M my uncle is old he looks very strong and healthy A Although but B But although C but D Although however 汉译英 尽管她贫穷 但她总是很快乐 2 3 题题 6 1 As students we have to ask our parents money A for B about C to D after 2 The police are asking him the accident A to B with C for D about 3 My mother always asks me her do the housework A help B helping C to help D helped 4 Why not go and ask your teacher help A about B for C to D with 题题 7 1 Tom wears a yellow jacket The jacket is his clothes A every day everyday B everyday every day C everyday every day D everyday everyday 2 He gets up early 他每天早早起床 3 His story is about things 题题 8 来源来源 Z xx k Com 1 Swimming our health 游泳有益于我们的健康 2 Smoking people s lungs 吸烟对人们的肺有害 3 He English 他擅长英语 4 Chinese medicine many illness 中药对于许多疾病有好处 题题 9 来源来源 学学 were are is 解析 1 分数由基数词 序数词构成 且在分子大于 1 时 序数词加 s 2 分数百分数作主语 谓语动词根据所修饰名词确定单复数 students 为复数 又因为时间 状语为过去时间 所以填 were 3 分数百分数作主语 谓语动词根据所修饰名词确定单复数 Books and newspapers 为复数 所以填 are 4 分数百分数作主语 谓语动词根据所修饰名词确定单复数 surface 为不可数名词 按单数 所以填 is 题题 5 答案 C Although she is very poor she is always very happy She is very poor but she is always very happy 解析 1 although 和 but 不连用 故选择 C 2 although 不能与 but 在句中同时出现 即有了 although 就不可以再用 but 3 although 不能与 but 在句中同时出现 即有了 but 就不可以再用 although 题题 6 答案 ADCB 解析 1 句意为 作为学生 我们不得不向父母要钱 ask sb for sth 向某人要某物 故答案 为 A 2 句意为 警察正在询问他关于这次事故 ask sb about sth 询问某人关于某事 故答 案为D 3 句意为 妈妈经常要求我帮她做家务 ask sb to do sth 要求某人做某事 故答案为 C 4 句意为 为什么不去向你的老师寻求帮助 ask sb for sth 向某人要某物 故答案为 B 题题 7 答案 A every day everyday 解析 1 句意为 汤姆每天穿一件黄夹克 那是他的日常衣服 every day 每天 天天 副词性 短语 在句中做状语 everyday 形容词 日常的 作定语修饰名词 故选择 A 2 every day 每天 天天 副词性短语 在句中做状语 故答案为 every day 3 everyday 形容词 日常的 作定语修饰名词 故填 everyday 题题 8 答案 is good for is bad for is good at is good for 解析 1 be good for 对 有益 2 be bad for 对 有害 3 be good at 擅长 4 be good for 对 有益 题题 9 答案 CBDAC 解析 1 根据 few men bring their dogs to the office every day few 几乎没有 可知答案为 C 2 根据 My boss s dog Robinson is big and brown 可知选择 B master 主人 3 据文中 He takes the dog to meetings 可知 Robinson 和老板一起去参加会