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【单选题】
自2011年5月1日起,我国禁止在面粉中添加过氧化苯甲酰(化学式为C 14 H 30 O 4 )等有增白效果的添加剂.下列有关说法正确的是(  )
A.
过氧化苯甲酰属于有机化合物
B.
过氧化苯甲酰分子由碳、氢、氧三种元素构成
C.
过氧化苯甲酰含有三种元素,其中氧元素质量分数最大
D.
面粉中添加过量的增白剂没有任何危害
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A.
 taste, tasting
B.
 tastes, tasting
C.
 tastes, taste
D.
 taste, taste
【单选题】The food in this shop ______ good and ______ very well.
A.
tastes, sells
B.
is tasted, is sold
C.
tastes, is sold
D.
is tasted, sells
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C.
D.
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B.
C.
D.
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B.
is tasted; sells
C.
tastes; sells
D.
is tasted; is sold
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tastes good
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taste good
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taste terrible
D.
tastes terrible
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If
B.
All that
C.
What
D.
If what
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A.
. well ; well   
B.
. good ; good    
C.
. good ; well   
D.
. well ; good
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A.
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B.
协议附件
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招标文件
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评估标准
【单选题】It can not be denied that the existing resources on earth will be depleted, but scientists are______to concede the inevitability of that day,______that new energies can be found in the near future.
A.
bound… assuming
B.
unprepared … skeptical
C.
hesitant… convinced
D.
likely… realizing
E.
eager … hypothesizing
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