-Alice, you look puzzled. Have you understood it? -Yes, I another problem just now. A. have thought of B. am thinking of C. had thought of D. was thinking of 【查看更多】

 

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— Alice, you look puzzled. Have you understood it?
— Yes, I _____ another problem just now.

[     ]

A. have thought of
B. thought of
C. was thinking of
D. had thought of

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—Alice, you look puzzled. Have you understood it?

—Yes, I         another problem just now.

A. have thought of      B. am thinking of

C. had thought of       D. was thinking of

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―Alice, you look puzzled. Have you understood it?

―Yes, I          another problem just now.

       A．have thought of    B．thought of           C．was thinking of    D．had thought of

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—Alice, you look puzzled. Have you understood it?

—Yes, I          another problem just now.

A．have thought of           B．thought of           C．was thinking of             D．had thought of

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 —Alice, you look puzzled. Have you understood it?

—Yes, I         another problem just now.

A. have thought of      B. am thinking of

C. had thought of       D. was thinking of

 

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