题目内容：

听下面一段较长对话，回答以下小题。

1.How did Harriet know the time?

A. From her iPhone.    B. From her watch.    C. From the sun.

2.What does Don think about Harriet’s explanation?

A. It’s wrong.    B. It’s funny.    C. It’s too scientific.

3.Where might the conversation be taking place?

A. In a field.    B. In a classroom.    C. At a computer lab.