1. The Customs will not _________ the restricted goods unless an import or export license is obtained.

A. clear

B. release

C. sell

D. buy

2. The operation of the storage, processing and assembling, of the bonded goods and consignment sales should be approved by and registered ________ the Customs.

A. for

B. by

C. from

D. with

3. In duty calculation, in case the CIF price of imports is in terms of foreign currency, it shall be converted into ________.

A. another foreign currency quoted

B. RMB at buying price quoted

C. RMB at selling price quoted

D. RMB at the middle price between the buying and selling prices quoted