下列哪项不是法洛四联症的超声心动图表现（）
A.主动脉增宽伴骑跨
B.室间隔缺损
C.右心室肥厚
D.肺动脉扩张
参考答案：D
Mary,along with her parents,______to Paris.
A．have moved
B．has moved
C．are moving
D．have been moving
滚动条分为两种，即______。
