单项选择题Our company has 30years’ experience()the machinery line.

A.on
B.in
C.about
D.of


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3.单项选择题The bank who opens the L/C is called().

A.issuingbank
B.notifyingbank
C.establishingbank
D.payingbank

5.单项选择题Please effect payment when the draft().

A.expires
B.due
C.fallsdue
D.fallsexpiration

6.单项选择题You have delayed in dispatching us the shipping()after shipment.

A.advice
B.instruction
C.information
D.data

7.单项选择题Our company has wide experience()the textiles line.

A.on
B.in
C.about
D.of

8.单项选择题We have to claim for your delay in()of our order.

A.shipping
B.shipment
C.ship
D.deliver

9.单项选择题We()you of our prompt shipment after receipt of your order.

A.assure
B.assurance
C.insure
D.insurance