必背句型:

A:Preferential tariff is used as a weapon ininternational relations.

特惠关税在国际关系中被当成一种武器使用。

B:The retaliation tariff is also like this.

报复性关税也是这样。

The medicine is used as a weapon.

这种药被当成一种武器使用。

It is not used as a pen.

它没有被当做笔使用。

What is used as a weapon in international relations?

在国际关系中什么被当成一种武器使用?

延伸阅读:
A:The customs formalities for the exportation of the following cargoes havebeen duly completed.

下列货物的出关手续已经正式结清。

B:What are they?

哪些货物?

The debt has been duly completed.

这些债务已经正式结清。

The debt has still not been duly completed.

这些债务还没有正式结清。

Does the debt have been duly completed?

债务以及正式结清了吗?