?In ________, my grandfather joined the Red Army.: 1930s’|1930’s|the 1930s’|the 1930’s

In ________, my grandfather joined the Red Army. A: the 1930s’ B: 1930’s C: 1930s’ D: the 1930’s

During ________ this famous scientist found the ways of discovering the new chemical element. A: the later 1920’s B: the late 1920s C: later 1920’s D: late 1920s

30. This took place in ___________. A: a 1930’s B: 1930s C: the 1930s’ D: the 1930s

叉车最早出现在（）年。 A: 1910 B: 1920 C: 1930 D: 1940

What aspect of art deco does the passage mainly discuss?___ A: The influence of art deco on the design of furniture and<br/>household accessories B: Ways in which government programs encouraged the development<br/>of art deco C: Architectural manifestations of art deco during the 1920’s<br/>and 1930’s D: Reasons for the popularity of art deco in New York and<br/>California

“机器人”一词最早出现于哪一年？ A: 1925 B: 1920 C: 1930 D: 1940

The first film studio opened in Hollywood in______. A: 1886 B: 1911 C: 1920 D: 1930

产品生命周期理论最早于（ ）提出。 A: 1920 B: 1930 C: 1940 D: 1950

The 1920’s were also referred to as “The Jazz Age,” a term coined by F. Scott Fitzgerald in 1922.