問題詳情

2.The passage answers which of the following questions?
(A)What is the effect of atmospheric pressure on foliage?
(B)When do dead cells harm plant growth?
(C)How does water get to the tops of trees?
(D)Why is root pressure weak?

參考答案

答案:C
難度:非常困難0
統計:A(0),B(0),C(0),D(0),E(0)

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