【题目】—What ________this machine do, sir? ( )
—It washes the potatoes.
A.does B.is C.did
【答案】A
【解析】
略
【题目】—What ________this machine do, sir? ( )
—It washes the potatoes.
A.does B.is C.did
【答案】A
【解析】
略
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