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Don’t interrupt me . I letters all morning and have written five. A. write B. have written C. was writing D. have been writing 【查看更多】

 

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 Don’t interrupt me. I ________ letters all morning and have only finished five.

A．write

B．have written

C．have been writing

D．a(chǎn)m writing

 

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Don’t interrupt me．I ________ letters all morning and have only finished five．

[　　]

A．write

B．have written

C．have been writing

D．am writing

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