在哪个时期，脑血肿与脑梗塞的CT表现是相仿的()
A．超急性期
B．急性期
C．亚急性早期
D．亚急性晚期
E．慢性期
参考答案：E
The teachers _______ came for a visit are foreigners. [ ]
A. who
B. whom
C. whose
D. which
To become complete mature, a child has to pass through several different stages in development at different times and at different rates of speed．
