【单选题】起动机作空载试验时,若电流和转速都小,说明电路存在( )。
【单选题】最近发展区和教育要走在教学的前面是( )提出的
【单选题】It's true, if Ms. Presson is accepted into law school, then you know she had to have very good grades. And I'm telling you, you should see her transcript; she's made straight As for the past two years...
A.
affirming the consequent
B.
denying the antecedent
C.
undistributed middle fallacy
D.
confusing explanations with excuses
H.
miscalculating probabilities
【简答题】单句改错 ( 每句仅 1 处错误 ) 1 . There is no doubt whether global warming is a security threat to us all. 2 . They have retrained the number of young technicians for our factory. 3 . Much damage has done to the...
【判断题】珠心的中央发育形成胚囊,成熟胚囊中含有的1个卵细胞和2个极细胞分别与1个精子结合,发育形成胚和胚乳,称双受精,是被子植物有性生殖的特有现象。