In order to open a bank account, you need to produce __________in addition to your passport.
A. a telephone bill
B. a registration form
C. a library card
D. a receipt
正确答案是（）
A. how
B. why
C. when
D. what
The Indian medicine has been under the influence of foreign medical thought since
A. the Islamic invasion.
B. the British invasion.
C. the eleventh century.
D. the eighteenth century.
正确答案是（）
A. though
B. whether
C. even
D. else
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