单项选择题

A11 produets have to go ( )five checks in the whole process.

A．to
B．through
C．with
D．/
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单项选择题
( )is a major port of Denmark.
A．Oran
B．Odense
C．Toulon
D．Kiel
单项选择题
We'd like to clear up some points ( ) with the technical part of the contract.
A．connected
B．connect
C．connecting
D．being connected
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