| 考博易错题（2018/4/9） |
| 第1题：WhenAmerican astronaut Glen returned to the earth and a hearty welcome ______ him, he was considered to be a national hero.
A、waited for B．anticipated C．expected D．awaited |
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| 第2题： Other non-dominant males were hyperactive; they were much more active than is normal, chasing others and fighting each other. A．hardly active B．relatively active C．extremely inactive D．pathologically active |
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| 第3题： Natural selection is defined as the process ______ the course of evolution by preserving those traits best adapted for an organism's survival. A．to which directs B．of which directs it C．directs it D．that directs |
| 【单选题】： |
| 第4题： You are afraid to attack him directly. You, therefore, are resorting to ______. A．criticism B．condemantion C．innuendo D．effrontery |
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| 第5题： Researchers at Children' s Hospital of Pittsburgh announced they had discovered ______ evidence that a virus is involved in what used to be called juvenile diabetes. A．incessant B．compelling C．identical D．problematic |
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