I. Multiple choice (40%)

1. Claims _ transportation should be referred to the shipping company.

A. concerned B. concerning

C. concern D. concerned

2. Almost two weeks have passed _ we emailed you our offer on September 30.

A. since B. when C. as D. while

3. We hope that the relevant L/C _ as early as possible.

A. establish B. will be established

C. establishes D. would be established

4. _ receipt of your L/C, we shall effect shipment at once.

A. in B. By C. With D. On

5. As the goods are ready for shipment, we _ your L/C to be opened immediately.

A. expect B. await C. hope D. wish