表示观点与看法的表达 — 英语词汇题

根据句意和首字母提示，补全表示观点与看法的单词，每空一词。 1. I b____ that things will get better if we keep trying. 2. In my o____, looking on the bright side helps us stay hopeful. 3. To tell the t____, I don't think the situation is as bad as it seems. 4. What's your a____ toward the future, hopeful or hopeless?