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This is eraser and that is pencil sharpener. A. a; a B. an; a C. an; an D. a, an 【查看更多】

 

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 This is      eraser and that is       pencil sharpener.

A. a；a      B. an；a             C. an；an D. a；an

 

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This is     eraser and that is      pencil sharpener.

A．a(chǎn)；a B．a(chǎn)n；a C．a(chǎn)n；an D．a(chǎn)；an

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This is ________ eraser and that is ________ pencil sharpener．

[　　]

A．a; a

B．an; a

C．an; an

D．a; an

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