VBCEIUL MNCPEWY
A.1 B.2 C.3 D.4
参考答案:B
The rise of oil prices made scientists search for new energy resources ______ oil.
A.replace
B.replacing
C.to replace
D.replaced
可以与可乐定合用治疗高血压的药物是
A.α-甲基多巴
B.利舍平
C.利尿药
D.普萘洛尔
E.关卡拉明