问题描述：
用somebody、someone、something、anybody、anyone、anythings填空
①There is( )koncking at the door
②Is()at home?
③I have ()to tell you
④There isn't（）under the tree
⑤Would you like（）to eat?
①There is( )koncking at the door
②Is()at home?
③I have ()to tell you
④There isn't（）under the tree
⑤Would you like（）to eat?
问题解答：
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