问题补充:
--Do you have enough students to clean the laboratory?
--No, I think we need students.
A. another
B. two others
C. more two
D. two more
答案:
A. another
B. two others
C. more two
(答案→)D. two more
解析:考查情景交际。“打扫实验室的学生够吗?”“不,我想还需要两个。”在原来的基础上增加,有两种表达方法。数词+more或another+数词。“再有两个”即two more =another two。故选D。