The company denied that its donations had a _________ purpose.
A. affluent
B. reactive
C. relative
D. commercial
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Eventually the exhausted neighbors lost their _________ and decided on direct interference.
A. message
B. document
C. patience
D. paper
Many educators think it desirable to ______ the creative spirit in the child at an early age.
A. occur
B. foster
C. rear
D. frown
下列事实中可称为植物病害的是( )。
A用树木枝干人工培养食用菌
B. 害虫取食造成的伤口
C. 树木被风折断
D. 树叶萎蔫
植物的病害的病状类型有( )。
A. 黄化
B. 霉状物
C. 锈状物
D. 粒状物