既可活血祛瘀,又可润肠通便的药物是()
A.桃仁
B.杏仁
C.柏子仁
D.紫苏子
E.红花
参考答案:A
现代铝工业电解槽常用的三种焙烧方法是焦粒焙烧法、()和()。
Although they met with so many difficulties and hardships, they ______ finish the hard
task _____.
A.succeeded to, in time
B.tried to, on time
C.sought to, by time
D.managed to, on time