问一道高一英语选择题I've asked several people what happened, but no one will give me a ______ answer.A certain B clear C proper D straight我知道答案,我想看看大家是怎么解释的,谢谢了

问一道高一英语选择题I've asked several people what happened, but no one will give me a ______ answer.A certain B clear C proper D straight我知道答案,我想看看大家是怎么解释的,谢谢了 高一英语一道选择题谁会-_-|| 问一道英语选择题 问一道高一的对数函数选择题 一道高一英语选择题（请详细说明) 高一语文选择题一道 英语高一选择题 【英语】高一英语选择题（六）-You haven't been around much lately,have you?-( )A.Yes,I've been away on vacation.B.No,I've been away on vacationC.Sorry,but I've been away on vacation.D.Yes,long time no see. 问一道英语选择题 为什么选B? 一道简单高一函数选择题 编一道高一英语定语从句的选择题,要带make use of的, 问一道选择题 谢谢! 一道英语选择题(请说明理由,He asked ____for the violin.A.did I pay how muchB.I paid how muchC.how much did I payD.how much I paid 高一英语,解释一下这三个选择题 高一英语选择题5-15 高一英语选择题习题 求解 高一生物选择题一道,求解释14.15题,谢谢 一道高一物理选择题,求步骤如图~