how many pictures have you这句话对吗

how many pictures have you这句话对吗 How many times do you have been done?这句话的语法对吗 How many keys can you see?这句话语法对吗 how long have you kept this book?这句话对吗? How long have you had your watch?这句话对吗? How long have you been away there这句话对吗 Sandy asked me,"How many pictures have you drawn?"(改为间接引语) how many myths do you know ?what are those? 这句话对吗? Did the science book have many pictures对吗 Don't you know that I have not smoked for many years?这句话对吗 How many pupils du you have in you class 这句话的汉语 意思是什么? how do you relax?这句话对吗?