【正文】
The ________ _______ anized a lot of ________ for the childr en. Unit 2 Ⅰ . 1. experienced 2. welltrained 3. Length 4. passage 5. anized Ⅱ . 1. address 2. progress 3. various 4. application 5. arranged Ⅲ . A) 1. took part in 2 . joined B) 1. happened 2. takes place C) 1. pay for 2. spent 3. cos Ⅳ . 1. have created, with 2. made great progress 3. p