单项选择题

______ is the most important of all American crops.

A. Wheat
B. Corn
C. Cotton
D. Rice
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单项选择题
The Sapir-Worf hypothesis is about
A. language and society.

B. language and thought.
C. second language acquisition.
D. language change.
单项选择题
Henry VIII started his religious reform as a struggle for
A. divorce.

B. power.
C. politics.

D. peace.
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