<font color="#006400"><b>Because Ms. Constatine has been having health problems and needs to see her doctor regularly, she <u>hasn't taking</u> as many business trips as she used to.</b></font><br/><br/><b>Do I have to change<font color="#006400"> hasn't taking</font> to <font color="#006400">hasn't been taking</font> or <font color="#006400">hasn't taken</font>?</b><br/><br/><b>LC</b>