请根据句意或括号中的中文提示、英文释义，写出句中所缺单词，使句子通顺。
1.To tell you the truth, Mrs. Bird, I don’t like chicken ____（也）!
2.Don't be ____ (紧张的). Everything will be OK.
3.Not using plastic bags helps ____ (keep sth. safe away from danger) the   environment.
4.We haven't ____  (make up one’s mind) whether to have a picnic or not.
5.People all over the world love ____ and want no war.