“文化突围”是变相的什么（）？
A、文化转移
B、文化更替
C、文化投降
D、文化失败
参考答案：C
Suddenly he ____________his mother in the crowd and ran to her .
A．lost sight of
B．caught up with
C．caught sight of
D．in sight of
成人每日需水量约为（）。
A.1500～3000ml
B.500ml
C.300ml
D.2500～4000ml
E.4500～5000ml
