血涂片中发现大量原始细胞，提示( )
A．再生障碍性贫血
B．原发性血小板减少性紫癜
C．类白血病反应
D．急性白血病
E．慢性白血病
参考答案：D
She parked her car outside the window ______,but next morning she found it missing.
A．as usual
B．at first
C．at least
D．at all
