根据括号里给的单词填写正确的形式
1. She wanted this conference to be a ( ) one.(succeed)
2. When I told her our plan,she shook her head in ( ).(approve)
3. Because of his long illness,his English level had gone ( ),but he was determined to catch up with the other students.(back)
4. She repeated his name ( ),too shocked to say more.(help)
5. The concept of arranged marriages is badly ( ) in the west.(understand)
6. She decided to call her ex-boyfriend out of ( ).(curious)
麻烦各位帮忙解答下,不甚感激~~~