do you have a baseball?yes,i do.no,i don't.i have a volleyball.
do you have a ping-pong bat?yse,i do.no,i don't.i have a ping-pong ball.
does she have a tennis ball?yes,she does.no,she doesn't.she has a baseball.
dose he have a soccer ball?yes,he does.no,he doesn't.he has two ping-pong bats.
do they have a basketball?yes,they do.no,they don't.they have a volleyball.
开头大写自己注意点,我作业也还没写好,望谅解,
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