题目内容：
[词汇与结构]It's time we ____ the lecture because everybody has arrived.
A will start B shall start C start D started
参考答案：
答案解析：
选择题：[词汇与结构]It's time we ____ the lecture because everybody has arrived.
- 题目分类： 大学英语B级
- 题目类型：选择题
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