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【单选题】
食品安全风险评估结果是制定、修订( )和对食品安全实施监督管理的科学依据。A.
《中华人民共和国食品安全法》
B.
食品法律法规
C.
食品安全标准
D.
《食品卫生通用规范》
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举一反三
【单选题】已知 , 的若尔当标准形
A.
http://p.ananas.chaoxing.com/star3/origin/570f146fe4b0578413d484d9.gif
B.
http://p.ananas.chaoxing.com/star3/origin/570f15f8498ea5e008d7b6b9.gif
C.
http://p.ananas.chaoxing.com/star3/origin/570f14e6e4b0578413d485a2.gif
D.
http://p.ananas.chaoxing.com/star3/origin/570f150de4b0578413d485ce.gif
【简答题】About 45 percent of Americans don’t get enough sleep, according to a recent survey. However, the benefits of getting enough sleep far outweigh the thrill of watching TV for one more hour or surfing th...
【单选题】Some survey Don’ts include
A.
Using simple, brief and specific questions
B.
Using vague, biased and condescending language
C.
Using abbreviations and jargon
D.
B and C only
【单选题】The survey by Intel found that more than half of parents ______.
A.
don't help kids with their homework
B.
like to talk about drags or drunk driving
C.
don't like math or science
D.
are unwilling to deal with schoolwork
【单选题】幼儿红红最喜欢和王老师分享她的生活。虽然她表达一句完整的话需要很长时间,但王老师总能很有耐心地听她讲完，并通过她的言行尝试去理解并给予她肯定。王老师还会每天注意观察每个小朋友,以更好地了解其行为和性格特点。从教师观的角度分析,王老师是（ ）
A.
幼儿的倾听者与观察者
B.
幼儿的支持者与引导者
C.
幼儿活动的合作者
D.
研究者、学习者、创造者
【简答题】The first survey was conducted in the autumn of 1998 _________(among/between) students who had graduated in 1997.
【单选题】I don’t care whatever difficulty I will have _________ this survey.
A.
conduct
B.
to conduct
C.
conducted
D.
conducting
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