根据句子意思,用括号中所给单词的适当形式填空。 1. I like working here because everyone is ________ (friend). 2. Alan is the ________ (win) of the Photo Competition this year. 3. Look! Two ________ (monkey) are fighting for food over there. 4. My cousin is used to ________ (study) with his new friends in Australia. 5. Last week I went to my ________ (aunt) house to teach her how to send e-mails.