题目内容
(请给出正确答案)
提问人:网友huwei222
发布时间:2022-01-06
[主观题]
韧皮部运输 phloem transport
简答题官方参考答案
(由简答题聘请的专业题库老师提供的解答)
查看官方参考答案
A.Phloem
B.Xylem
C.Root hairs
D.Leaves
Jet aircraft is mentioned in the passage as an example of ______.
A.means of modern transport
B.sources of loud sound
C.people's interest in noise
D.movements to reduce noise
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