1 . Devices turned off go into stand-by mode and still use power. Therefore, remember to u________ the devices when leaving your home. (根据首字母单词拼写)

2 . The first European settlers had a hard time_________(调整；使习惯) to the new surroundings in America. It was the local Indians who helped them get accustomed to the new life there. (根据汉语提示单词拼写)

3 . ________ (担心、关心) about Ben, who was on bad terms with his classmates, the Agony Aunt attempted to offer him some practical advice on how to fit in with them. (根据汉语提示单词拼写)