1 4a 部分答案
2. They are very hungry because they have not/haven't eaten anything for ten hours/since ten hours ago.
3. I have had a camera since 2009.
4. I have known Anna for three years/since three years ago.
5. Linda has been ill since Monday.
(答案仅供参考)
2 4b 部分答案
1. have never been; go
2. have never owned; always want
3. have had; bought
4. have not/haven't been;miss
5. has been;is
外研版八年级上册英语Module 6 Unit 3课时特训答案
人教版八年级下册英语Unit 1第五课作业本1答案
人教版八年级上册英语Unit 9第四课作业本2答案
译林牛津版八年级下册英语课本Unit5 Integrated skills A2部分答案
译林版八年级上册英语Unit 2 Period 1同步练习答案
人教版八年级下册英语课本Unit1 Section A 3部分答案
人教版八年级上册英语Unit 4第四课时课时特训答案
江西省人教版八年级下册英语Unit 2 Section B(1)作业本答案
人教版八年级下册英语课本Unit8 Section A 3部分答案
译林牛津版八年级下册英语课本Unit4 Study skills答案
人教版八年级下册英语课本Unit4 Section A 3部分答案
外研版七年级上册英语Subject Module 8 Module quiz课时特训答案
江西省人教版七年级上册英语Unit 6 Section B(2)作业本答案
人教版八年级下册英语Unit 6 Section B(2a一2e)课时练答案
人教版八年级上册英语Unit 9 Section B即时训练3长江作业本答案
译林版九年级上册英语Unit 4 Period 5课课练答案
译林牛津版九年级下册英语课本Unit3 Reading课后答案
译林版九年级上册英语Unit 6 Period 2同步练习答案
人教版九年级上册英语书Unit9答案
译林版八年级上册英语Unit Seven Period Four学习与评价答案