A、A.
B、B.
C、C.
D、D.

《义勇军进行曲》自1949年9月被确定为中华人民共和国代国歌。

判断题《义勇军进行曲》自1949年9月被确定为中华人民共和国代国歌。

A． B． C． D．

单项选择题

A．
B．
C．
D．

We had hardly sat down when she____plates of food for u...

单项选择题We had hardly sat down when she____plates of food for us. A.
had brought B.
brought C.
has brought D.
was bringing