2. 职称英语
  3. What is the woman studying? [br] [originaltext]M: What are you looking for?W:

What is the woman studying? [br] [originaltext]M: What are you looking for?W:

游客2025-07-28  20
问题 What is the woman studying? [br]  
M: What are you looking for?
W: We’re studying the basic structure of molecules.
M: Just any molecules? There are quite a few of them!
W: Yes, far too many. We’re only working with certain molecules that contain carbon and hydrogen.
M: What do you expect to learn from that?
W: We’re trying to see the kinds of carbon molecules in which we can use silicon as a substitute.
M: What difference would that make?
W: Silicon has a lot of the same properties as carbon, hut it’s much more common than carbon.
M: Oh, I see.
选项 A、Silicon is much more uncommon than carbon.
B、Carbon is much more common than silicon.
C、Silicon is much more common.
答案 C
解析
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