有限公司怎样注销:3.he must study English hard.(改为反问疑问句)

3.he must study English hard.(改为反问疑问句) we must study hard for the () He must be a teacher,_____? （ )from his accent,he must be America. He must leave early?改为一般疑问句 for you,for me,for our future---you must work hard ,I must study hard中文是什么 he must be at home 如何构成反意疑问句 He must be the man you told me about, ________? He must get up early.的否定句怎么写？ He must eat western food. 帮我改成被动语态