问题
选择题
_______ asks you to get rid of the bad habits is quite right.
A．Who
B．Those who
C．Anyone whom
D．Whoever
答案
D
所选答案是主语从句的引导词且在从句中作主语，同时又作了主句的主语，用whoever，因为whoever相当于anyone who(who作主语)，those who中的定语从句要用复数的谓语动词。