下列()是钻蛀性枝干害虫,属鞘翅目。
A.木蠹蛾
B.枯叶蛾
C.天蛾
D.小蠹虫
参考答案:D
—Please _____ your passport.
—I'm sorry, but I _____ in my home.[ ]
A. show me; left it
B. show to me; left it
C. show me; forgot it
D. show to me; forgot it
刨树盘的好处有
A.增加水分蒸发
B.降低土温
C.降低土壤的通气性
D.防止杂草生长