her little sister often ____ late for school 1.are 2.be 3.arrive 4.arrives

her little sister often ____ late for school 1.are 2.be 3.arrive 4.arrives
her little sister often ____ late for school 1.are 2.be 3.arrive 4.arrives

her little sister often ____ late for school 1.are 2.be 3.arrive 4.arrives
4 arrives
her little sister 用第三人称单数
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