Fill in the blanks with the correct Pronouns:
Mrs.Cheng had an English lesson yesterday.1.________talked to2.________
students about pronouns.
John and Mary are the students of her.3.________didn't understand what Mrs.Cheng said.John asked Mary,"4.___________think5.________have the same problems.How about we asked Mrs.Cheng to teach6.__________again?"Mary agreed with 7._________.So they told the problems to Mrs.Cheng.Mrs.Cheng said ,"8.________can teach9._________again.But you must listen to 10._______carefully and you need to do the classwork by 11.__________."