问题补充：
More than one student read the novels, which written by David.
A. has, was
B. have, were
C. has, were
D. have, was
答案：
A. has, was
B. have, were
(答案→)C. has, were
D. have, was
解析： more than one + 单数名词做主语，表示“不止一个”, 谓动都用单数；which引导定语从句并作定语从句的主语时，其谓语单复数取决于先行词。
