右上腹绞痛伴黄疸的是()。
A.胆总管结石
B.壶腹癌
C.胰头癌
D.胆囊炎
E.肝门部肿瘤
参考答案:A
—Excuse me. Is the next bus stop far from here?
—Not very far. It only _____ you five minutes on foot. [ ]
A. spends
B. costs
C. takes
D. gets
生活在长江流域、属于我国最稀少的濒危动物的是[ ]
A.新疆虎
B.野骆驼
C.白鳍豚
D.扬子鳄