题目内容
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提问人:网友zsx19951120
发布时间:2022-01-07
[主观题]
Water is _______ hydrogen and oxygen.
Water is _______ hydrogen and oxygen.
A、composing of
B、composed of
C、made of
D、consisted of
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A、composing of
B、composed of
C、made of
D、consisted of
A、consisted
B、comprised
C、composed
D、constituted
A、is lower than atmosphere pressure during inspiration, higher than atmosphere pressure during expiration.
B、is equal to the atmosphere during expiration.
C、is lower than atmosphere in both inspiration and expiration.
D、constant during respiration
E、is negative in inspiration, and positive in expiration.
B、1日
C、2日
D、3日
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