试题题干
Fill in the blank with the words given in bracket. Make changes or add something where necessary.
These goods are
(essential) for export, though a few of them may be sold on the home market.
参考答案
试题解析
These goods are for export是一个完整的句子结构，后半句是though引导的让步状语从句。所以这里应该填一个副词作状语。
essential意为“本来”，修饰for export（出口）应用副词形式 essentially。
句意：这些商品主要用于出口，尽管其中一些可能在国内市场上销售。