题目内容
— 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?
C?
解析:
remain作连系动词用,本身不用于被动语态,有时与不定式的被动结构构成复合谓语,意为“尚待”。如:A number of problems remain to be solved.
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