问题

World War II ______ in Europe in 1939 and ended in 1945.
A:broke into
B:broke out
C:broke down
D:broke up;
B:broke out
C:broke down
D:broke up;
正确答案是:
同类题型
The red flag looks extremely beautiful________the blue sky and white clouds.[ ]
Could you please feed my pet dog for me while I’m away—________.
are many famous cultural relics in our country, many _______ thousands of years ago.
He found his house broken into and many things stolen _______ his return from office