1、（判断题） After issuance of the letter of credit, the issuing bank may refuse payment if the applicant becomes bankrupt

2、（判断题） Stipulations related to the partial shipment consist of whether partial shipment is allowed or not.

3、（判断题） The issuing bank bears the prime liability for payment in the letter of credit.

4、（判断题） Straight B/L and order B/L are transferable in the practice.

5、（判断题） Banks have responsibility to examine the documents thoroughly.

6、（判断题） A contract of sale can only be concluded in written form.

7、（判断题） The more or less clause is a clause that stipulates that the quantity delivered can be more or less within certain extent 答案：（range).

8、（判断题） If the buyer does not issue the L/C on contractual time, the seller may urge the buyer the establishment of L/C.

9、（判断题） Unclean B/L is acceptable to the buyer and the banks.

10、（判断题） Ambiguity should be avoided in the stipulation of packing terms.

11、（判断题） The contract is protected and governed by the law of a certain country.

12、（判断题） Under FCA term, the seller has no obligation to contract for carriage.

13、（判断题） The person who lodges a claim should have the insurable interest in marine cargo insurance.

14、（判断题） An offer can be withdrawn and revoked at any time business negotiation.

15、（判断题） Inquiry is usually taken as a starting point of concluding a business contract.

16、（判断题） As a contract is concluded, it will be regarded legally enforceable.

17、（判断题） The issuing bank should be located in the importer's country, while the advising bank should be located in exporter's country.

18、（判断题） “Gross tor net” is often stipulated in the contract to indicate the weight of the less valued products is calculated by gross weight.

19、（判断题） If seller finds any discrepancies between the credit and the contract, he should notify the issuing bank of the discrepancy and asks the issuing bank to arrange the amendments.

20、（判断题） According to the usual practices, the insured amount, if not specified in the sales contract, will be110% of CIF or CIP price.