玄参药材弯曲,中部略粗,或上粗下细,弯曲,称为()
A.羊肚子
B.羊角
C.龙头虎口
D.尖蒂
E.吃青角
参考答案:B
草坪间铺,用1㎡的草坪宜有规则地铺设()㎡面积。
A.1.5~2
B.2~3
C.3~3.5
D.3.5~4
Their water supply has been_______ because of the earthquake.
A.cut out
B.cut off
C.cut down
D.cut away