correct: You mustn't go into the garden, They have to eat to survive, Old people have to eat alot of vegetables, She has to hack into the system to win the fight., He doesn't have to deactivate his phone., Not correct: He have to build a city., She have to fight back, I has to go to the dentist,

modal

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？