血液流入组织内并局限化时，形成()
A．积血
B．外出血
C．内出血
D．血肿
E．淤斑
参考答案：D
The young man ________ the beautiful girl when he saw her for the first time.
A．felt in love with
B．fell in love to
C．fell in love with
D．felt in love to
最早使用火的是
A．南方古猿
B．能人
C．直立人
D．智人
