题目内容：
Not only many cars built in the 1970s ugly and poorly designed, they also became very unreliable after 40-50 thousand miles.选择一项：
A. was
B. are
C. were
参考答案：
选择题：Not only many cars built in the 1970s ugly and
- 题目分类：国家开放大学-人力资源管理-管理英语3
- 题目类型：选择题
- 查看权限：VIP
选择一项：
A. was
B. are
C. were