This extensive area consists of lakes and land half covered with a variety of tropical plants.
A. delicate
B. tense
C. vase
D. considerate
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He warned the reigning military government that their rule would eventually come to an end.
A. powering
B. ruling
C. overweighting
D. commanding
The machine you are to design must be strong, and yet it is essential that it should be light.
A. primitive
B. oriental
C. important
D. prominent
哺乳类动物神经元之间主要通过( )机制来传递信息的
A. 电传递
B. 化学传递
C. 分子传递
D. 激素
E. 受体
关于兴奋在中枢的扩布特征的描述,错误的是
A. 有中枢延搁
B. 总和
C. 不衰减
D. 单向传递
E. 兴奋节律的改变