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Don’t disturb me. I the letters all morning and ten so far. A. write; wrote B. am writing; have written C. was writing; wrote D. have been writing; have written 【查看更多】

 

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Don’t disturb me. I ______the letters all morning and ______ten so far.

　 A. write; wrote　　　　　　　　　　　　　 B. am writing; have written

　 C. was writing; wrote　　　　　　　　　　 D. have been writing; have written

 

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Don’t disturb me．I ________ the letters all morning and ________ ten so far．

[　　]

A．write; wrote

B．am writing; have written

C．was writing; wrote

D．have been writing; have written

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