国家开放大学 / 综合英语（2）
正确率：100%
“Citizenship classes” (Para. 4) were offered because Americans _ _ _ _ .
a.wanted to help the immigrants to solve their practical needs
b.would not accept any groups with different traditions
c. wanted the immigrants to deal with the threat to the American values
d.wanted the immigrants to learn about and to keep the American values
a.wanted to help the immigrants to solve their practical needs
b.would not accept any groups with different traditions
c. wanted the immigrants to deal with the threat to the American values
d.wanted the immigrants to learn about and to keep the American values
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