局部红肿热痛,突起根浅,肿势局限,范围在3cm左右,易脓、易溃、易敛之病是( )
A.疔B.痈C.有头疽D.疖E.无头疽
参考答案:D
28.—Now some parents deny_______to their children,and have become their slaves.
—But this problem does not cause concern of the whole society.
A.nothing
B.everything
C.something
D.Anything
我国是农作物病虫害严重的国家之一,目前()为病虫害防治提供了一种崭新的途径。
A.转基因技术
B.培育抗虫作物
C.利用害虫的天敌
D.综合防治