---You’ve made great progress in your studies of English, haven't you?

---Yes, but much___.

A. remains to do   B.is remained to do   C. remains to be done   D. is remained to be done

—You've made great progress in your studies of English, haven't you?

—Yes, but much        .

A. remains to do                 B. is remained to do

C. remains to be done            D. is remained to be done

— You’ve made great progress in your studies of English, haven’t you?

—Yes, but much _______.

A. remains to do?

B. is remained to do?

C. remains to be done?

D. is remained to be done?

--You’ve made great progress in your studies of English, haven’t you? --Yes, but much ______.

　 A. remains to do 　      B. is remained to do

　 C. remains to be done 　 D. is remained to be done

—You've made great progress in your studies of English, haven't you?

—Yes, but much _____.

A. remains to do                 B. is remained to do

C. remains to be done            D. is remained to be done

—You've made great progress in your studies of English, haven't you?

—Yes, but much　　　 .

A. remains to do　　　　　　　　 B. is remained to do

C. remains to be done　　　　　 D. is remained to be done

--You’ve made great progress in your studies of English, haven’t you?

--Yes, but much ______.

A. remains to do 　 　　 B. is remained to do

C. remains to be done 　 D. is remained to be done

—You've made great progress in your studies of English, haven't you?

—Yes, but much 　　　 .

A. remains to do　　　　　　　　 B. is remained to do

C. remains to be done　　　　　 D. is remained to be done

--- You’ve made great progress in your studies of English, haven’t you?
--- Yes, but much ______.

1. A.
   remains to do
2. B.
   is remained to do
3. C.
   remains to be done
4. D.
   is remained to be done

—You've made great progress in your studies of English, haven't you?

—Yes, but much________to be done.

A. leaves            B.keeps                C. remains         D. has