下列中哪项不宜施行甲状腺大部切除术()
A.中度原发性甲亢并发心律不齐
B.甲亢有气管压迫症状
C.青少年甲亢
D.继发性甲亢
E.妊娠早期甲亢
参考答案:C
一个底面半径是4厘米的圆柱侧面展开后是正方形,则圆柱高______厘米.
This kind of bamboo is not suitable ____pandas _____eat.
A.for; for
B.for ; to
C.to ;to
D.to ; for