患者女性，7岁，特发性脊柱侧弯，脊柱侧弯角度为25°。

关于该患者的治疗方案，叙述错误的有（）

A.立即选择固定用矫形器治疗

B.立即选择矫正用矫形器治疗

C.临床观察，无须矫形器治疗

D.必须立即手术治疗

E.该患者属轻中度青少年型特发性脊柱侧弯

F.轻中度青少年型特发性脊柱侧弯是目前矫形器治疗的主要对象

G.立即选用特发性脊柱侧弯矫形器治疗

根据句意及汉语提示完成句子。

1. In the western countries, April 1st is _____ (愚人节).

2. — When will the _____ (化妆晚会)start?

    — At 8:00 pm.

3. He felt _____ (尴尬的) because of his stupid words.

4. Don't _____ (晚睡), or you can't get up early tomorrow morning.

5. Mother and father are both very _____ (疲惫不堪的) after a day's work.