The______paragraphsareveryimportant.
A. onethird
B. firstone
C. firstthree
D. onethree
查看答案
34.23%can be read as ____
A. thirty-four point two three percent
B. thirty-four point twenty three percent
C. .threefour point two three percent
D. Three four point twenty-three percent
茎叶处理剂主要通过植物出土的幼芽或茎叶吸收，而土壤处理剂则是通过植物的根系、胚芽鞘和胚轴吸收。
A. 对
B. 错
输导型除草剂在植物体内输导主要通过共质体输导。
A. 对
B. 错
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