蚜虫按取食对象分,属于哪种种()害虫。
A. 肉食性
B. 植食性
C. 腐食性
D. 杂食性
油菜蚜虫对()有很强的趋避性。
A. 红色
B. 蓝色
C. 银灰色
D. 黄色
1. Now, instead of hopping a cheap flight to Spain or the Cote d’Azur, Sims and his family board a sleeper train from London to the west coast of Scotland.
A. getting on
B. choosing
C. preferring
D. hiring
2. They spend unstructured days amid the lochs and islands, hiking, cooking or just dreaming.
A. leisure
B. delighted
C. not well-organized
D. endless