问题补充:
no doubt that a green campus plays an important role in the growth of students, both physically and mentally.
A. It is
B. There has
C. There is
D. It has
答案:
A. It is
B. There has
(答案→)C. There is
D. It has
解析:考查固定句型:There is no doubt that…“毫无疑问…”,that引导的是同位语从句,句意:毫无疑问绿色校园在学生的身体和精神成长方面起着重要的作用。选C。