DiGiorge综合征的临床特点是__________、_________、__________。
参考答案：胸腺发育不全；低钙抽搐；其他畸形
---I have finished my homework ,let’s watch the program I AM A SINGER on Hunan TV.
---_________.
A．That’s right
B．Thank you
C．That sounds interesting
D．Not at all
复合型图书馆的形态具体表现在哪些方面？
