摘要:23.-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.
— 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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B. thought of
C. was thinking of
D. had thought of
—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
查看习题详情和答案>>―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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