Every chemical change either results from energy being used to produce the change, or causes energy to be______in some form.

admin2013-11-24  17

问题 Every chemical change either results from energy being used to produce the change, or causes energy to be______in some form.

选项 A、given off
B、put out
C、set off
D、used up

答案A

解析 give off表示“释放,放出”;put out表示“扑灭;生产”;set off表示“动身;开始”;use up表示“用光,用完”。
转载请注明原文地址:https://kaotiyun.com/show/iKmO777K
0

最新回复(0)