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單項選擇題We（）your letter of Nov.3 asking us to make a quotation.

A.go over
B.have read
C.refer to
D.check up

1.單項選擇題The consignment certainly does not match the samples（）you sent us last month.

A.these
B.---
C.what
D.when

2.單項選擇題We（）some brochures（）to illustrate the types of materials we manufacture.

A.enclose；---
B.enclose；you
C.enclose；toyou
D.enclose you；---

3.單項選擇題We have made（）that we would accept D/P terms for your present order.

A.clear
B.it is clear
C.that clear
D.it clear

4.單項選擇題（）we would like to assist you，we do not think there is room for a reduction in our price.

A.Even
B.As
C.Much
D.Much as

5.單項選擇題Not until this morning（）your L/C. We can（）make shipment as stipulated in the contract.

A.we receive，not
B.we have received，never
C.did we receive，hardly
D.had we received，certainly