"胡桃夹"综合征
参考答案："胡桃夹"综合征左肾静脉受压综合征，是由于左肾静脉在肠系膜上动脉与腹主动脉之间受压变细而引起静脉回流障碍，远端扩张。
I think your advice is of great ________ to me and it’s _______.
A．valuable, worth giving
B．valuable, worth taking it
C．value, worth going it
D．value, worth taking
一张床2米，也可以说长20______．
