()的蛹外有灰白色或淡黄褐色的茧,有黑色的短毒毛。
A.松毛虫
B.大袋蛾
C.柑橘凤蝶
D.刺蛾
参考答案:A
Under the environment of fierce competition, the only way John could imagine _______ stress was to get tougher by making greater efforts.
A.handling
B.to handle
C.handled
D.having handled
珠江三角洲属于哪种区域类型( )
A.经济区域
B.行政区域
C.自然区域
D.以上都不是