问题
选择题
Mary, who newly came to the class, has already earned both the trust of her classmates and _________ of her teachers.
A．one
B．ones
C．that
D．those
答案
答案：C
题目分析：考查代词。句中的that代指不可数名词the trust。句意：新来到班级的玛丽已经她同学和老师的信任。故C正确。