21.This is a simple idea, but___________ which is hard to put ________ into practice.
A .one; x B. the one; it C. that; it D. one ; it
22. The project along with the experiment we had once devoted so much time _________ perfectly.
A .to work out B. to working out C. to worked out D. has worked out
23. Most US citizens retire around the age of 62, __________ is the national minimum retirement age.
A . when B which C. it D. that
24. I forget where I read the article, or I ________ it to you now.
A . will show B. would show C. am going to show D. am showing
2015秋冀教版英语七年级上册单元测试Unit1、2
2015秋冀教版英语七年级上册期中测试题
2015秋冀教版英语七上Unit 6《Let’s Go》（Lessons 35-36）专项训练
2015秋冀教版英语七上Unit 8《Countries around the world》（Lessons 43、44）练习题
2015秋冀教版英语七上Unit 7《Days and Months》单元测试卷
2015秋冀教版英语七上Unit 7《Days and Months》（Lessons 39、40）练习题
2015秋冀教版英语七上Unit 8《Countries around the world》word单元测试卷2
2015秋冀教版英语七上Unit 6《Let’s Go》单元测试题1
2015秋冀教版英语七上Unit 8《Countries around the world》word单元测试卷
2015秋冀教版英语七年级上册期末测试题
2015秋冀教版英语七上Unit 8《Countries around the world》word单元测试卷3
2015秋冀教版英语七上Unit 3《Body Parts and Feelings》(Lessons 13-14)练习题
2015秋冀教版英语七上Unit 7《Days and Months》单元测试卷4
2015秋冀教版英语七上Unit 8《Countries around the world》（Lessons 47、48）专项训练
2015秋冀教版英语七年级上册单元测试Unit5、6
2015秋冀教版英语七上Unit 8《Countries around the world》（Lessons 43、44）专项训练
2015秋冀教版英语七年级上册月考试卷
2015秋冀教版英语七上Unit 8《Countries around the world》（Lessons 47、48）练习题
2015秋冀教版英语七年级上册期中测试题1
2015秋冀教版英语七上Unit 2《Lesson 11 Clothes around the World》练习题
2015秋牛津译林版英语七上Unit 1《This is me》word随堂练习1
2015秋冀教版英语七上Unit 8《Countries around the world》（Lessons 45、46）专项训练
2015秋牛津译林版英语七上Unit 1《This is me》word随堂练习2
2015秋牛津译林版英语七上Unit 1《This is me》word随堂练习3
2015秋冀教版英语七上Unit 8《Countries around the world》word单元测试卷5
2015秋冀教版英语七上Unit 8《Countries around the world》（Lessons 45、46）练习题
2015秋冀教版英语七上Unit 6《Let’s Go》（Lessons 31-32）专项训练
2015秋冀教版英语七上Unit 7《Days and Months》（Lessons 41、42）练习题
2015秋冀教版英语七上Unit 2《Lesson 8 Danny’s Favourit Colour》练习题
2015秋冀教版英语七上Unit 7《Days and Months》单元测试卷2