这句话对吗?英文what's the most difficult problem you have met in your past life.

what's the exactly timeRT .这句话对吗? What's on the channel 8这句话对吗? 这句话对吗?英文what's the most difficult problem you have met in your past life. i'm the first prize's winner这句话对吗? What 's the name of this street 这句话对吗?如果是错的,怎么修改 when do your friends what to come这句话对吗i'm doing one's my homework 这句话呢 what's the most difficult problem do you have met in your past life.这句话这句话对吗 What's your brother look like这句话对吗? What's the zoo—keeper name?这句话语法对吗?哪个英语高手告诉我怎样问职业 What is there on the desk?这句话对吗? What is the doctor have这句话对吗 What color is the quilt------It's orange 这句话对吗?What's is the quilt?----- It's orange.这句话呢?为什么答案上是第二个句子对呢? Let's ask the police for help.这句话对吗? When is the Teacher's day 这句话对吗? That's all for the reviewing.这句话对吗? what's the mean这样对吗? what's the day today对吗 I what to know what the matter is.这句话语法对吗?