1.In international trade, the necessary processes of negotiation are () A. inquiry, offer B. offer, counter-offer C. offer, acceptance D. inquiry, acceptance 2.In the varieties of international business documents, commercial documents means ) A. invoice, packing list, GSP Form A B. commercial draft, weight list, insurance police C. invoice, packing list, commercial draft D. invoice, weight list, packing list 3.Which is the correct one in the following export prices? A. USD 120 per ton FOB Shanghai B. EUR 95 per carton CIF Hamburg C. JPY 80 per piece FOB Tokyo D. USD 200 per carton CFR USA 4. In payment by collection, the documents should be made out according to ( ). A. L/C B. Invoice C. Contract D.B/L 5.According to UCP600, the first payer of L/C should be ) A. the importer B. the issuing bank C. the negotiating bank D. the advising bank 6. Which is not the obligation of an exporter in examining an L/C ? ( ) A. consistence between L/C and contract B. acceptability of L/C clauses C. completeness of price conditions D. credit of the issuing bank