用how soon. 规律: 如果划线部分为in+一段时间,用how soon【将来时,未发生,即将】 如果划线部分为for+一段时间,用how long 【动作持续的时间长度】 题目five days from now=Clean-Up Day is in five days. 故填how soon. 你的老师不是这么说吗?
once a month:每月一次,属于频率 对频率提问:how often 提问多久:how long 提问次数:how many times How many times do you visit your mother each month? How long do you visit your mother?对时间提问 How often d...