全新版大学英语听说教程2自主学习答案，不是课后答案，是自主学习测试的答案

选择
A:Why was he late for school yesterday?
B:He overslept . By the time he got to the bus stop,the bus ___already ___.
A.was ;leaving B.has ; left C.would ; leave D.had ;left
解答：D
解析：公共汽车在到车站之前就来了，所以用过去完成时。
选择
We () here today .
A are all
B all are
C is all
D all is
解答：A
解析：副词放在be动词之后。