用所给词的恰当形式填空 she__(fly)a model plane in the park on sundays.
问题描述：
用所给词的恰当形式填空 she__(fly)a model plane in the park on sundays.
答
flies she作主语是第三人称单数,动词也要用第三人称单数的形式,fly要变y为i加es.