— Mary, could you help me?
— Wait a moment. I _____.

A. read a book
B. did my homework
C. was watching TV
D. am cooking dinner.
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科目：初中英語 來源：專項題 題型：單選題

— Mary, could you help me?
— Wait a moment. I _____.
[     ]
A. read a book
B. did my homework
C. was watching TV
D. am cooking dinner.

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科目：初中英語 來源： 題型：

--Mary，could you help me?

--Wait a moment．I         ．

A．read a book                                             B．did my homework

C．was watching TV                                      D．a(chǎn)m cooking dinner

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