① What do you do on Sundays?  {#blank#}1{#/blank#}     A. Yes, I do.

② What are you doing? {#blank#}2{#/blank#}     B. I eat dinner at 6 o'clock.

③ When do you eat dinner? {#blank#}3{#/blank#}     C. I'm reading a hook.

④ What does Amy do on Saturdays?{#blank#}4{#/blank#}     D. I usually go swimming on Sundays.

⑤ Do you usually go swimming?{#blank#}5{#/blank#}     E. She washes her clothes on Saturdays.

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 —It's a dog.