As is recorded in history, silkworms (蚕) were first raised by a woman in _____ is today Hebei Province.
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A
where
B
the place
C
which
D
what
推荐题目
The students ________ are expected to pass.
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A
were taught by Professor Deacon
B
whom were taught by Professor Deacon
C
when were taught by Professor Deacon
D
Professor Deacon taught