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【小题1】My brother and sister work __________ different places.
【小题2】Thanks __________ your postcard __________ South America.
【小题3】__________ Beijing, it’s eight o’clock __________ the morning.
【小题4】Jack is a member (成员) __________ the basketball team.
【小题5】Are they having dinner __________ home or __________ the restaurant?