下面（）数写成普通的十进制数是8.6787E+8。
A.86787000
B.867870000
C.8678700
D.8678700000
参考答案：B
Time can never _________ from us Chinese the sadness and heartache caused by World War II.
A．turn away
B．give away
C．wipe away
D．put away
引起核黄疸的血清胆红素浓度一般超过（）
A.10mg/dl
B.12mg/dl
C.15mg/dl
D.20mg/dl
E.25mg/dl
