丘脑是（）的组成部分。
A.脑干
B.间脑
C.小脑
D.端脑
参考答案：B
As far as I know, it was the car accident that led to ______．
A．him to be killed
B．kill him
C．him having killed
D．his being killed
531海关电子税费系统取消了什么交易（）。
A.海关税费电子支付担保凭信变更会计确认
B.海关税费电子支付担保凭信确认
C.海关税费电子支付担保凭信确认抹账
D.海关税费电子支付担保凭信取消
