【单选题】Why did hats lose favor during the war time? Which of the following is NOT true?
A.
More and more women were employed and had jobs.
B.
Hats were not beautiful and out of fashion.
C.
Hats were not practical when people had to rush to air raid shelters especially during the Second World War.
D.
People didn’t observe etiquette any more.
【单选题】3-3.Which war did Forrest Gump take part in?
D.
The American Civil War
【单选题】75 mm筛上的石子应与片状规准仪( )孔宽作比较。
B.
5.1mm ;7.0 mm ;14.25mm
【单选题】75 mm筛上的石子应与片状规准仪( )孔宽作比较。
【单选题】21.
Which war did Forrest Gump take part in?
D.
The American Civil War
【单选题】Which president did nothing with the root of Vietnam War?