单项选择题We may hear children say what he wants . This is an example of______.
单项选择题As Americans are called Uncle Sam, British are called______
单项选择题Which movie is not awarded the Oscar's best movie
单项选择题In some speech community, two languages are used side by side with each having a different role to play, this is______.
单项选择题Who raised the notion of objective correlative