my brother goes to bed at half past nine提问

My brother goes to bed at half past nine同义句 my brother goes to bed at half past nine一般疑问句的否定回答 David usually goes to bed at half past nine?对at half past ni The boy goes to bed at half past nine every day.怎么该一般疑问句 I go to bed at half past nine.[同义句】 He (goes to bed)at nine.(括号部分提问） he goes to bed 【at nine】画线提问 He goes to bed at (nine).画线部分提问 My father went to bed (at half past ten ).对划线部分提问 The boy goes to bed at nine 对at nine 提问 He goes to bed at nine o'clock 对 at nine o'clock提问 His work started at half past nine.对at half past nine进行提问