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【简答题】
碘是人体必需微量元素,在无外来含碘的食物下,水碘含量可用于衡量当地居民摄碘量,当饮水碘含量低于多少时,可有碘缺乏病的流行
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举一反三
【单选题】“Love of life”,______ is one of Jack London’s pieces, has been translated into many languages.
A.
it
B.
what
C.
that
D.
which
【单选题】The author stopped playing chess when he _________.
A.
was seven
B.
was eleven
C.
got a cell phone
D.
got a computer
【单选题】下列加工方法中属于力学加工类型的是( )
A.
光刻加工
B.
喷丸加工
C.
腐蚀加工
D.
激光加工
【单选题】He stopped playing baseball in 1998 his illness.
A.
because of
B.
at the end of
C.
next to
D.
instead of
【单选题】He stopped playing soccer _____ his sore back. [     ]
A.
because of
B.
because
C.
though
【单选题】Writing this book has been a great pleasure, a true______of love.
A.
labor
B.
wish
C.
dream
D.
luck
【多选题】马钱子的毒性成分主要是
A.
乌头碱
B.
士的宁
C.
马钱子碱
D.
蒽醌类
【判断题】V带传动必须安装防护罩。( )
A.
正确
B.
错误
【单选题】Love has been a source of inspiration, wry witticisms, and even political action for many centuries.
A.
People need to be in love to become humorous.
B.
Great literary works are usually the result of great loves.
C.
Love has caused people to do many things they might not otherwise.
D.
People have recognized for centuries that love is inspirational.
【判断题】医学伦理学解决善恶选择问题,为知识变成行为提供价值指南,对医学行为进行指导和匡正。 医学奉献的是实现健康利益的物质手段和知识技能,医学伦理学奉献的是实现健康利益的人文理念和伦理准则,二者相辅相成。
A.
正确
B.
错误
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