题目内容

核酸分子的基本组成单位是

A. 核糖
B. 含氮碱基
C. 核苷
D. 核苷一磷酸
E. 核苷三磷酸

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The famous actress was imposed heavy ______ for non-payment of taxes.

A. disrepute
B. penalties
C. popularity
D. scandal

Why do teens drink Reasons vary from () pressure to family patterns to social conditioning.

A. spouse
B. peer
C. antagonist
D. competitor

某地因工业事故,使多人一氧化碳中毒,其中昏迷者被送到医院。此时最有效的抢救措施是

A. 鼻导管吸氧
B. 20%甘露醇快速静脉滴入
C. 亚冬眠治疗
D. 高压氧治疗
E. 血液透析

There is a loss of self-confidence, a sense of personal failure, great anger and a feeling of being utterly ______.

A. let alone
B. let out
C. let down
D. let on

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