正确答案: D
淀粉
题目:糖类
解析:D
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举一反三的答案和解析:
[单选题]According to his plan, his plane should have taken off at _______.
7:00
[单选题]一元二次方程x2+x-2=0 的两根之积是( )
-2
[单选题]地球表面陆地的面积约占全球总面积的: ( )
29%
[单选题]57.
best
解析:57.C【解析】do one,s best为“尽力,努力”的意思。
[单选题]下列各种物质中属于混合物的是( )
空气 B.氧气
[单选题]23. If Simon is feeling stressed,he should _______ .
make a plan to spend time on study and hobbies
解析:23.B【解析】由针对Feeling stressed提出的建议的第一句“Make a plan for study and hobbies.”可知。
[单选题]用基因组成是AA的蜜桃枝条为接穗,嫁接到基因组成为aa的蜜桃砧木上,所结蜜桃果肉细胞的基因组成为Aa的几率是:
0%
[单选题]_________ .Where
Excuse me
解析:1.D【解析】打扰某人用Excuse me;做错事用I, m sorry或Sorry.
[单选题]15.
for