听对话,补全所缺单词M: Who is that{#blank#}1{#/blank#}?
W:She is my mother.
M:What is she doing?
W:She's {#blank#}2{#/blank#}a photo.
M:How about that{#blank#}3{#/blank#}?
W: He's my uncle.
M: What's he doing?
W: He is {#blank#}4{#/blank#} a {#blank#}5{#/blank#}