A-A+
A new study has_____that depression in elderly
问题详情
A new study has_____that depression in elderly people could result in earlier mortality.
A．suggest
B．suggestion
C．suggested
D．suggesting
参考答案
正确答案：C
解析：have是现在完成时的标志，后面应该使用动词的过去分词形式，因此选择suggested。
