how often do you exercise?中的exercise在此句中是什么词性?为什么?谢谢大家

how often do you miss How often do you exercise? how often do you exercise? How often do you shop how often do you go How often do you eat How do you often swim? How often do you do sports? How often do you do it?翻译 How often do you do sports? How often do you do it? How often do you do these things? HOW often do you watch TV?HOW often 翻译:how often,how often,do you see a film? 请回答how often do you watch tv?how often do you exercise?how often do you swim? how often do you exercise等于什么? How often do you watch TV?是什么意思? How often do you usually watch TV?