My father was reading a book ________ I was doing my homework.
A:before
B:after
C:when
D:while
I still like those good old songs I often listened to _______myself in my spare time.
设全集U={1,2,3,4,5,6,7,8},A={1,2,3,5},B={2,4,6},则图中的阴影部分表示的集合为( )
看拼音,写词语。
wěi ɡǎn
fù bù
chèn shān
shí bì
shuǐ pào
yú wēnɡ
____
下列关于辛亥革命历史功绩的叙述,不正确的是( )