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题型：单选题题类：常考题难易度：普通

定冠词——用于表示发明物的单数名词前

________ gunpowder was invented by Chinese ancient people.

A、/ B、A C、The D、An

举一反三

It is reported that a terrible rainstorm hit _____ south of our country last night.

In _____ eyes of some children, playing on the Internet can only bring them______ fun.

I hit him on chest.

Lily took Lucy by hand.

She lent the book by ______ week.

The rice is sold by _____ kilo.

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