??áD??ì?ààμ?Deê??yè·μ?ê?A.??ê??à???ùè?B.??·?o【】

2016-12-16 14:38:12 来源:91考试网作者:www.91exam.org 【大中小】

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????ìa ??áD??ì?ààμ?Deê??yè·μ?ê?

A.??ê??à???ùè?
B.??·?o?Cn(H2O)mμ?í¨ê?
C.???ü???a
D.??o?óDC?￠H?￠Oèy???a??

????ìa ??áD??ì?ààμ?Deê??yè·μ?ê?

A.??ê??à???ùè?
B.??·?o?Cn(H2O)mμ?í¨ê?
C.???ü???a
D.??o?óDC?￠H?￠Oèy???a??

±?ìa′e°?￡oD
±?ìa?a??￡o??2ìì?μ??ù±??aê ?￡?

±?ìa?ùê???μ?￡o?????ê?á11ó?D??ê??
±?ìa??ò×3ì?è￡o??ò?°???

Experience keeps a dear school, but fools learn in no other. 经验学校学费高,愚人旁处学不到.

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