给下列问句选择正确的答语
⑴What are you doing?{#blank#}1{#/blank#} A. I can see a boat.
⑵What can you see?{#blank#}2{#/blank#} B. She's swimming.
⑶What's Peter doing?{#blank#}3{#/blank#} C.
He's playing football.
⑷What's Lucy doing?{#blank#}4{#/blank#} D. They are playing table tennis.
⑸What are they doing?{#blank#}5{#/blank#} E. I'm sleeping.
