1、Unit 5 Pioneers of FlightKey to ExercisesOpenerA Mighty Airplane Built by Howard Hughes in 1947LengthIt was 220 feet long.HeightIt was higher than a five-story building.WeightIt weig。

2、Unit 5 Pioneers of Flight Key to Exercises Opener A Mighty Airplane Built by Howard Hughes in 1947 Length It was 220 feet long Height It was higher than a five story building Weight It weighed about 6。

3、Unit 2 Tales of True LoveKey to ExercisesOpenerSuggested answers for reference1. Qian Zhongshu was a Chinese literary scholar and writer, best known for his wit and great academic knowledge. O。

4、Unit 2 Tales of True Love Key to Exercises Opener Suggested answers for reference 1 Qian Zhongshu was a Chinese literary scholar and writer best known for his wit and great academic knowledge One of h。

5、Unit 3 FriendshipKey to ExercisesOpenerSuggested answers for reference1. I like the second best. You know why? Because the quotation tells me that a real friend is there when you are sad, when。

6、Unit 1 Living GreenKey to ExercisesOpenerSuggested answers for reference1. There are a lot of simple things we can do to decrease energy consumption. Here are just a few examples:Use energy 。

7、Unit 6 Maker Movement in ChinaKey to ExercisesOpenerSuggested answers for reference1. Ruler, tape, calculator, hammer, pincers, drill, wrench, saw, etc.2. I once made a kite with knife, scis。

8、Unit 4 Study AbroadKey to ExercisesOpenerSuggested answers for reference1. Between the 2006/07 academic year and the 2013/14 academic year, the number of Chinese students at US colleges grew f。

9、Unit 1 Living Green Key to Exercises Opener Suggested answers for reference 1 There are a lot of simple things we can do to decrease energy consumption Here are just a few examples Use energy efficien。

10、Unit 4 Study Abroad Key to Exercises Opener Suggested answers for reference 1 Between the 2006 07 academic year and the 2013 14 academic year the number of Chinese students at US colleges grew from 67。

11、Unit 6 Maker Movement in ChinaKey to ExercisesOpenerSuggested answers for reference1. Ruler, tape, calculator, hammer, pincers, drill, wrench, saw, etc.2. I once made a kite with knife, scis。

12、Unit 3 Friendship Key to Exercises Opener Suggested answers for reference 1 I like the second best You know why Because the quotation tells me that a real friend is there when you are sad when you are。

13、1 Unit1 Ways of Learning Part II Reading Task Comprehension Content Question Pair Work 1 They were studying arts education in Chinese kindergartens and elementary schools in Nanjing 2 Their 18 month o。

14、 Picture in your mind all the dishes that go to make up your ideal meal. Now take away all the dishes with meat in them. Not much left on the table? Then Joseph Pace has a word or two to say to you i。