4. -You've got a good result in your research, haven't you?

-Yes , but much ________ .

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

相關內(nèi)容：

2012年1月公共英語考試每日一練匯總

（責任編輯：中大編輯）

共2頁,當前第1頁  第一頁  前一頁  下一頁