11. He likes the dress. Huong is wearing it

   A. He likes the dress which Huong is wearing it  

   B. He likes the dress Huong is wearing it

   C. He likes the dress who Huong is wearing  

   D. He likes the dress Huong is wearing

12. Most of the classmates couldn't come. He invited them to the birthday party

   A. Most of the classmates he invited to the birthday party couldn't come.

   B. Most of the classmates he was invited to the birthday party couldn't come.

   C. Most of the classmates that he invited them to the birthday party couldn't come.

   D. Most of the classmates which he invited to the birthday party couldn't come.

13. What was the name of the man? You met and talked to him this morning.

   A. What was the name of the man who you met and talked to him this morning?

   B. What was the name of the man you met and talked to this morning?

   C. What was the name of the man you met and talked to whom this morning?

   D. What was the name of the man whose you met and talked to this morning?

14. The church is over 500 years old. Our class visited it last summer.

   A. The church which our class visited it last summer is over 500 years old.

   B. The church that our class visited it last summer is over 500 years old.

   C. The church which our class visited last summer is over 500 years old.

   D. The church our class visit last summer is over 500 years old.

15. The song says about the love of two young students. She is singing the song.

   A. The song which she is singing it says about the love of two young stdents.

   B. The song she is singing says about the love of two young stdents.

   C. The song says about the love of two young stdents which she is singing.

   D. The song says about the love of two young stdents that she is singing it.