Nowadays, many people like to take a snapshot of their daily life, (upload)____it to some websites.
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Taking his doctors advice, he is now fighting his (addict)____to alcohol.
She failed to get promoted because her (contribute)____to the research was largely unacknowledged.
The man was so hungry that he ordered three (portion)______ of fish and chips.
关于职工基本医疗保险,下列说法正确的是( )
A. 由用人单位和职工共同缴费
B. 国内的个体工商户应当参加
C. 退休人员均不缴医疗保险费
D. 外商投资企业可以不参加
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