When the production of a commodity does not utilize imported inputs, the effective tariff rate on the commodity:
                    举一反三
- When the production of a commodity does not utilize imported inputs, the effective tariff rate on the commodity:( ) A: Exceeds the nominal tariff rate on the commodity B: Equals the nominal tariff rate on the commodity C: Is less than the nominal tariff rate on the commodity D: None of the above
 - What is the highest proportion of commodity imported from B
 - Which of the followings are the types of air freight rates( ). A: General Cargo Rate B: Class Rate C: Commodity Classification Rate D: Specific Commodity Rate
 - which tariff is usually used in commodity A: specific B: ad valorem
 - Terms of commodity include: _________________ of the commodity; _______________of the commodity; ___________________of the commodity; ___________________of the commodity; ______________________of the commodity;
 
