问题
单项选择题
A．( This kind Of tax on imported goods is unnecessary
B．( To practice economy, the government imposes a tax
C．( A tariff is recommended by our economists
D．( The tariff is a government tax on imported goods
答案
参考答案：D
解析：[听力原文]According to our economists, a tariff is a kind of tax imposed by the government on goods imported from abroad.
