题目内容

The ( ) were the first to use gunpowder for military affairs.

A. Chinese
B. Arabs
C. Europeans
D. Koreans

查看答案

搜索结果不匹配？点我反馈

更多问题

What might discover aliens? ( )

Aircraft carrier
B. FAST
C. Jiaolong(submersible)
D. Chang’
E. Lunar Exploration Projects

Submersibles that dive deeper are ( ).

A. larger in shape
B. smaller in shape
C. greater in quantity
D. smaller in quantity

In ____, the earliest extant was printed.

A. 868A.D.
B. 1150A.D.
C. 612A.D.
D. 121A.D.

The invention of compass provided conditions for____.