选用方框中所给词的适当形式填空，完成句子。

1. The U2 band gave a very _______ performance last night.

2. It is _______ that so many young players are coming into our team.

3. This is the _______ in the shop, it’s only 30 yuan..

4. Tom got good grades in the exam, his mother made a _______ meal to celebrate it.

5. If you tell him the news, you will see an _______ expression on her face.

主动脉夹层的CT检查可有以下哪些表现（）

A.钙化内膜片内移

B.可显示撕裂的内膜瓣片

C.可显示真腔和假腔

D.胸腔或心包积液

E.升主动脉或降主动脉增宽