Exercises of Unit 1 Section B,P 23-5 words in use 1. stimulate 2. potential 3. cultivate 4. instinct 5. confident,6. assured 7. curiosity 8. participate 9. approach 10. capacity,P24 -6 expressions in use 1. into 2. like 3. to 4. up 5. to,6. up 7. off 8. in,P 24-7 1. Some people love pets and regard them as friends while other people dislike pets and think they may cause diseases.,2. Terry is very bold and like taking risks while his brother is extremely careful and thinks things through before doing anything.,3. Beijing is a busy city with a large population, while my hometown is a very quiet with a small population.,P24-8 sentence structure 1. It is Sam that/who thinks 2. it was during my undergradate studies that 3. it is the curiosity and creativity of children that,