2. 职称英语
  3. No living thing could survive at a vent except tube worms. [br] It is chemicals

No living thing could survive at a vent except tube worms. [br] It is chemicals

游客2023-08-03  63
问题 No living thing could survive at a vent except tube worms. [br] It is chemicals that sustain vent life.
选项 A、Y
B、N
C、NG
答案 A
解析 It is chemicals that sustain vent life．在第五段可以看到这句话“Thus，chemicals are the key to vent life，not heat．”因此可知选Y。
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