题目内容

The United States went to war with ___ ____ in 1812, the last war fought between these two countries.

A. Britain
B. France
C. Spain
D. Mexico

查看答案
更多问题

In 1932, in the depth of the depression, the American people chose ___ ____ as their next president who promised a "new deal" to get America out of depression.

A. Theodore
B. Franklin Roosevelt
C. Woodrow Wilson
D. Herbert Hoover

如何理解群速度和相速度?

在什么情况下,群速度才有意义?

参与形成口腔顶的骨是

A. 筛骨
B. 蝶骨
C. 腭骨
D. 枕骨
E. 舌骨

答案查题题库