根据各级对话内容，从下面提供的5个选项中选出能填入空白处的最佳选项。

A:What a beautiful dress!B:(). just got it yesterday.

单项选择题A:I don’t know. (). B:It sure would! Where will the tour go

A．This tour is the chance of lifetime.
B．It goes all over North America and South America.
C．It looks like you’re dreaming about something.
D．You’ll have to quit school and your job at the store.
E．My agent wants me to go on a tour with Are’s Jazz Band.
F．Have you told anyone about this yet
G．It would be a great opportunityl

单项选择题将一玉米幼苗固定在支架上，支架固定在温、湿度适宜且底部有一透光孔的暗室内，从下图所示状态开始，光源随暗室同步缓慢匀速旋转，几天后停止于起始位置，此时，幼苗的生长情况是（）。

A．根水平生长，茎向下弯曲
B．根水平生长，茎向上弯曲
C．根向下弯曲，茎向上弯曲
D．根向下弯曲，茎向下弯曲