题目内容
2. ―What is this_used for?
―A lot of things._, we can use it to wash our cars
easily.
A.inventor;For example B.invention ; Such as
C.inventor;Such as D.invention;For example
2D根据句意和常识,不是"发明者"(inventor)用来干什么, 而是"发明"(inVenticm〉用来干什么;表示列举事例,且后面有 逗号,用for
example0
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