问题
选择题
Ugly papers sold on streets are another problem of pollution.Young readers should _______ them.
A．throw away
B．keep away
C．break off
D．get rid of
答案
D
动词短语get rid of意为“摆脱、免除”，符合句意；而选项A虽符合句意，但搭配不当，应为throw them away；选项B、C意义不符。