A.have had
B.had have
C.had had
D.would have had
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A.as soon as
B.as well as
C.as soon as possible
D.as early as possible
A.sample
B.receipt
C.record
D.quantity
A.capacity
B.visibility
C.reliability
D.ability
A.take place
B.take over
C.carry out
D.carry over
A.hold;responsibility
B.ask;responsibility
C.hold;responsible
D.require;responsible
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