2. 外语
  3. Biologists have ascertained that specialized cells convert chemical energy into mechanical energy.

Biologists have ascertained that specialized cells convert chemical energy into mechanical energy.

admin2011-03-26  66
问题 Biologists have ascertained that specialized cells convert chemical energy into mechanical energy.
选项 A、determined
B、argued
C、pretended
D、hypothesized
答案A
解析
转载请注明原文地址:https://kaotiyun.com/show/dlBO777K
0

考博英语

相关试题推荐
随机试题
最新回复(0)