考博考试

【单选题】 As El Nino builds, ______.
A．the normal westward trade winds weaken
B．the normal eastward trade winds weaken
C．the normal westward trade winds strengthen
D．the normal eastward trade winds strengthen

网考网参考答案：A
网考网解析：
第一段说As El Nino builds the normal east-to-west trade winds wane，wane减弱，衰退，选项A表述与之符合。 查看试题解析出处>>