— Where is Betty?
— She ______ on the playground half an hour ago.

A. sees
B. saw
C. is seen
D. was seen
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科目：初中英語 來源：期末題 題型：單選題

— Where is Betty?
— She ______ on the playground half an hour ago.
[     ]
A. sees
B. saw
C. is seen
D. was seen

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