—Hello! Is that Mary speaking?
—Sorry. This is Jane. Mary _______ some cleaning now. Hold on for a moment, please.


A. does
B. do
C. is doing
D. will do

C
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科目：初中英語 來源：北京市期末題 題型：單選題

—Hello! Is that Mary speaking?
—Sorry. This is Jane. Mary _______ some cleaning now. Hold on for a moment, please.

[     ]

A. does
B. do
C. is doing
D. will do

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