题目内容：
By the time he arrives in Beijing, we ___________ here for two days.A)will have stayed B)shall stay C)have been staying D)have stayed
参考答案：
选择题：By the time he arrives in Beijing, we __________?
- 题目分类：语言/文学
- 题目类型：选择题
- 查看权限：VIP
According to the American federal government, ?
According to the American federal government, ?
The millions of calculations involved,?
The millions of calculations involved,?
As a public relations officer, he is said ______?
As a public relations officer, he is said ______?
Our hopes ___________ and fell in the same?
Our hopes ___________ and fell in the same?
With the development in science and technology ?
With the development in science and technology ?