B.The writer
C.The old man
D.Herself
A、different
B、difference
C、differences
D、differ
A、Bill of lading
B、transportation documents
C、insurance certificate
D、insurance document
B.The collective number makes it easier to select documents for generating info records from quotations
C.The collective number makes it easier to select documents for generating source list entries from quotations
D.The collective number makes it easier to select documents for message output of requests for quotations
A、entrance
B、entrances
C、access
D、way
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