【题目】There is a common belief among the students in our school ______ they should make great efforts to learn and reach the peak of their academic performances.
A．which B．if C．that D．whether
在线课程【答案】C
【解析】根据句意，后面从句是对belief的解释说明，从句意思完整，不缺少成分，所以用that引导同位语从句。句意：在我们学校的学生们中有一个共同的信念：那就是他们应该努力去学习并且达到他们学业表现的巅峰。故选C。