单项选择题In the idiom ' in good feather ', we change ' good ' into ' high, full ' without changing meaning. This change of constituent is known as_____
单项选择题Peterloo Massacre happened in the city of_____.
单项选择题The official residence of the_____is at number 10 Downing Street, London.
单项选择题The U. S. is known as a great melting pot because ______.
单项选择题The famous spy story books about the hero James Bond(007) are written by_____.