听录音,根据所听内容在空白处填入合适的单词
The students are having a in the woods. Look! Lingling is looking after
her dog. Amy is her. Are Chen Jie and Lily near the river? Yes, they are.
What is Mike doing? He's the butterflies. Is Edward writing a report?
No, he's listening to . They are having a lot of fun.
答案:【1】trip【2】helping【3】singing【4】watching【5】music