Official 43 Lec 1
答题结果:0/6
答题时间:0''
Question 3 of 6
What does the professor mean when she says that the classic theory is partially right?

A.

It describes what happens in the summer but not what happens in autumn

B.

It describes what happens in tree leaves but not what happens in leaves of other plants

C.

It explains how pigments are synthesized but not how they break down

D.

It explains some cases of color change in tree leaves but not all cases

我的答案:

正确答案:D

00:00
00:00
隐藏原文

译文